Home / 29,471.07-40,670.60-16,042.71

Finding the Fourth Proportional to 29,471.07, 40,670.60 and 16,042.71

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Solution

The fourth proportional to 29,471.07, 40,670.60 and 16,042.71 is: 22,139.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,471.07 : 40,670.60 = 16,042.71 : x
  2. Step 2: Convert to fraction form
    29,471.07/40,670.60 = 16,042.71/x
  3. Step 3: Cross multiply
    29,471.07x = 40,670.60 × 16,042.71
  4. Step 4: Simplify right side
    29,471.07x = 652,466,561.11
  5. Step 5: Solve for x
    x = 652,466,561.11/29,471.07
  6. Step 6: Final answer
    x = 22,139.22

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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.