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Finding the Fourth Proportional to 16,640.58, 22,963.92 and 9,470.52

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Solution

The fourth proportional to 16,640.58, 22,963.92 and 9,470.52 is: 13,069.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640.58 : 22,963.92 = 9,470.52 : x
  2. Step 2: Convert to fraction form
    16,640.58/22,963.92 = 9,470.52/x
  3. Step 3: Cross multiply
    16,640.58x = 22,963.92 × 9,470.52
  4. Step 4: Simplify right side
    16,640.58x = 217,480,263.64
  5. Step 5: Solve for x
    x = 217,480,263.64/16,640.58
  6. Step 6: Final answer
    x = 13,069.27

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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.