Home / 16,905.60-23,330.88-9,452.16

Finding the Fourth Proportional to 16,905.60, 23,330.88 and 9,452.16

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Solution

The fourth proportional to 16,905.60, 23,330.88 and 9,452.16 is: 13,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.60 : 23,330.88 = 9,452.16 : x
  2. Step 2: Convert to fraction form
    16,905.60/23,330.88 = 9,452.16/x
  3. Step 3: Cross multiply
    16,905.60x = 23,330.88 × 9,452.16
  4. Step 4: Simplify right side
    16,905.60x = 220,527,210.70
  5. Step 5: Solve for x
    x = 220,527,210.70/16,905.60
  6. Step 6: Final answer
    x = 13,044.62

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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.