Home / 15,005.82-22,502.49-5,641.01

Finding the Fourth Proportional to 15,005.82, 22,502.49 and 5,641.01

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Solution

The fourth proportional to 15,005.82, 22,502.49 and 5,641.01 is: 8,459.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,005.82 : 22,502.49 = 5,641.01 : x
  2. Step 2: Convert to fraction form
    15,005.82/22,502.49 = 5,641.01/x
  3. Step 3: Cross multiply
    15,005.82x = 22,502.49 × 5,641.01
  4. Step 4: Simplify right side
    15,005.82x = 126,936,658.60
  5. Step 5: Solve for x
    x = 126,936,658.60/15,005.82
  6. Step 6: Final answer
    x = 8,459.16

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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.