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Finding the Fourth Proportional to 29,224.71, 43,856.49 and 10,756.71

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Solution

The fourth proportional to 29,224.71, 43,856.49 and 10,756.71 is: 16,142.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,224.71 : 43,856.49 = 10,756.71 : x
  2. Step 2: Convert to fraction form
    29,224.71/43,856.49 = 10,756.71/x
  3. Step 3: Cross multiply
    29,224.71x = 43,856.49 × 10,756.71
  4. Step 4: Simplify right side
    29,224.71x = 471,751,490.76
  5. Step 5: Solve for x
    x = 471,751,490.76/29,224.71
  6. Step 6: Final answer
    x = 16,142.21

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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.