Home / 13,261.61-18,295.83-7,593.32

Finding the Fourth Proportional to 13,261.61, 18,295.83 and 7,593.32

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Solution

The fourth proportional to 13,261.61, 18,295.83 and 7,593.32 is: 10,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261.61 : 18,295.83 = 7,593.32 : x
  2. Step 2: Convert to fraction form
    13,261.61/18,295.83 = 7,593.32/x
  3. Step 3: Cross multiply
    13,261.61x = 18,295.83 × 7,593.32
  4. Step 4: Simplify right side
    13,261.61x = 138,926,000.38
  5. Step 5: Solve for x
    x = 138,926,000.38/13,261.61
  6. Step 6: Final answer
    x = 10,475.81

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Half scale
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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.