Home / 16,620.60-22,937.16-9,549.24

Finding the Fourth Proportional to 16,620.60, 22,937.16 and 9,549.24

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Solution

The fourth proportional to 16,620.60, 22,937.16 and 9,549.24 is: 13,178.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.60 : 22,937.16 = 9,549.24 : x
  2. Step 2: Convert to fraction form
    16,620.60/22,937.16 = 9,549.24/x
  3. Step 3: Cross multiply
    16,620.60x = 22,937.16 × 9,549.24
  4. Step 4: Simplify right side
    16,620.60x = 219,032,445.76
  5. Step 5: Solve for x
    x = 219,032,445.76/16,620.60
  6. Step 6: Final answer
    x = 13,178.37

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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.