Home / 13,254.84-18,282.48-9,276.92

Finding the Fourth Proportional to 13,254.84, 18,282.48 and 9,276.92

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Solution

The fourth proportional to 13,254.84, 18,282.48 and 9,276.92 is: 12,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.84 : 18,282.48 = 9,276.92 : x
  2. Step 2: Convert to fraction form
    13,254.84/18,282.48 = 9,276.92/x
  3. Step 3: Cross multiply
    13,254.84x = 18,282.48 × 9,276.92
  4. Step 4: Simplify right side
    13,254.84x = 169,605,104.36
  5. Step 5: Solve for x
    x = 169,605,104.36/13,254.84
  6. Step 6: Final answer
    x = 12,795.71

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Double scale
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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.