Home / 10,602.30-15,903.45-9,472.35

Finding the Fourth Proportional to 10,602.30, 15,903.45 and 9,472.35

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Solution

The fourth proportional to 10,602.30, 15,903.45 and 9,472.35 is: 14,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602.30 : 15,903.45 = 9,472.35 : x
  2. Step 2: Convert to fraction form
    10,602.30/15,903.45 = 9,472.35/x
  3. Step 3: Cross multiply
    10,602.30x = 15,903.45 × 9,472.35
  4. Step 4: Simplify right side
    10,602.30x = 150,643,044.61
  5. Step 5: Solve for x
    x = 150,643,044.61/10,602.30
  6. Step 6: Final answer
    x = 14,208.53

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Similar ratio
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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.