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Finding the Fourth Proportional to 10,350.60, 15,525.90 and 9,227.40

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Solution

The fourth proportional to 10,350.60, 15,525.90 and 9,227.40 is: 13,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.60 : 15,525.90 = 9,227.40 : x
  2. Step 2: Convert to fraction form
    10,350.60/15,525.90 = 9,227.40/x
  3. Step 3: Cross multiply
    10,350.60x = 15,525.90 × 9,227.40
  4. Step 4: Simplify right side
    10,350.60x = 143,263,689.66
  5. Step 5: Solve for x
    x = 143,263,689.66/10,350.60
  6. Step 6: Final answer
    x = 13,841.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.