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Finding the Fourth Proportional to 29,935.81, 44,903.71 and 12,176.13

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Solution

The fourth proportional to 29,935.81, 44,903.71 and 12,176.13 is: 18,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,935.81 : 44,903.71 = 12,176.13 : x
  2. Step 2: Convert to fraction form
    29,935.81/44,903.71 = 12,176.13/x
  3. Step 3: Cross multiply
    29,935.81x = 44,903.71 × 12,176.13
  4. Step 4: Simplify right side
    29,935.81x = 546,753,438.53
  5. Step 5: Solve for x
    x = 546,753,438.53/29,935.81
  6. Step 6: Final answer
    x = 18,264.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.