Home / 10,962.30-15,167.34-9,569.10

Finding the Fourth Proportional to 10,962.30, 15,167.34 and 9,569.10

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Solution

The fourth proportional to 10,962.30, 15,167.34 and 9,569.10 is: 13,239.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962.30 : 15,167.34 = 9,569.10 : x
  2. Step 2: Convert to fraction form
    10,962.30/15,167.34 = 9,569.10/x
  3. Step 3: Cross multiply
    10,962.30x = 15,167.34 × 9,569.10
  4. Step 4: Simplify right side
    10,962.30x = 145,137,793.19
  5. Step 5: Solve for x
    x = 145,137,793.19/10,962.30
  6. Step 6: Final answer
    x = 13,239.72

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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.