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Finding the Fourth Proportional to 29,920.71, 41,275.41 and 22,834.83

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Solution

The fourth proportional to 29,920.71, 41,275.41 and 22,834.83 is: 31,500.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,920.71 : 41,275.41 = 22,834.83 : x
  2. Step 2: Convert to fraction form
    29,920.71/41,275.41 = 22,834.83/x
  3. Step 3: Cross multiply
    29,920.71x = 41,275.41 × 22,834.83
  4. Step 4: Simplify right side
    29,920.71x = 942,516,970.53
  5. Step 5: Solve for x
    x = 942,516,970.53/29,920.71
  6. Step 6: Final answer
    x = 31,500.49

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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.