Home / 13,263.61-18,303.59-7,294.92

Finding the Fourth Proportional to 13,263.61, 18,303.59 and 7,294.92

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Solution

The fourth proportional to 13,263.61, 18,303.59 and 7,294.92 is: 10,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.61 : 18,303.59 = 7,294.92 : x
  2. Step 2: Convert to fraction form
    13,263.61/18,303.59 = 7,294.92/x
  3. Step 3: Cross multiply
    13,263.61x = 18,303.59 × 7,294.92
  4. Step 4: Simplify right side
    13,263.61x = 133,523,211.17
  5. Step 5: Solve for x
    x = 133,523,211.17/13,263.61
  6. Step 6: Final answer
    x = 10,066.88

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Half scale
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Double scale
Find fourth proportional to 13,264.61, 18,304.96 and 7,295.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.