Home / 29,470.20-40,669.78-16,042.35

Finding the Fourth Proportional to 29,470.20, 40,669.78 and 16,042.35

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Solution

The fourth proportional to 29,470.20, 40,669.78 and 16,042.35 is: 22,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,470.20 : 40,669.78 = 16,042.35 : x
  2. Step 2: Convert to fraction form
    29,470.20/40,669.78 = 16,042.35/x
  3. Step 3: Cross multiply
    29,470.20x = 40,669.78 × 16,042.35
  4. Step 4: Simplify right side
    29,470.20x = 652,438,845.18
  5. Step 5: Solve for x
    x = 652,438,845.18/29,470.20
  6. Step 6: Final answer
    x = 22,138.94

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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.