Home / 15,008.08-22,508.70-5,649.09

Finding the Fourth Proportional to 15,008.08, 22,508.70 and 5,649.09

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Solution

The fourth proportional to 15,008.08, 22,508.70 and 5,649.09 is: 8,472.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,008.08 : 22,508.70 = 5,649.09 : x
  2. Step 2: Convert to fraction form
    15,008.08/22,508.70 = 5,649.09/x
  3. Step 3: Cross multiply
    15,008.08x = 22,508.70 × 5,649.09
  4. Step 4: Simplify right side
    15,008.08x = 127,153,672.08
  5. Step 5: Solve for x
    x = 127,153,672.08/15,008.08
  6. Step 6: Final answer
    x = 8,472.35

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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.