Home / 15,488.48-23,249.10-9,649.20

Finding the Fourth Proportional to 15,488.48, 23,249.10 and 9,649.20

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Solution

The fourth proportional to 15,488.48, 23,249.10 and 9,649.20 is: 14,484.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.48 : 23,249.10 = 9,649.20 : x
  2. Step 2: Convert to fraction form
    15,488.48/23,249.10 = 9,649.20/x
  3. Step 3: Cross multiply
    15,488.48x = 23,249.10 × 9,649.20
  4. Step 4: Simplify right side
    15,488.48x = 224,335,215.72
  5. Step 5: Solve for x
    x = 224,335,215.72/15,488.48
  6. Step 6: Final answer
    x = 14,484.00

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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.