Home / 16,283.52-22,470.24-9,210.72

Finding the Fourth Proportional to 16,283.52, 22,470.24 and 9,210.72

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Solution

The fourth proportional to 16,283.52, 22,470.24 and 9,210.72 is: 12,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,283.52 : 22,470.24 = 9,210.72 : x
  2. Step 2: Convert to fraction form
    16,283.52/22,470.24 = 9,210.72/x
  3. Step 3: Cross multiply
    16,283.52x = 22,470.24 × 9,210.72
  4. Step 4: Simplify right side
    16,283.52x = 206,967,088.97
  5. Step 5: Solve for x
    x = 206,967,088.97/16,283.52
  6. Step 6: Final answer
    x = 12,710.22

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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.