Home / 15,098.72-22,622.49-9,243.09

Finding the Fourth Proportional to 15,098.72, 22,622.49 and 9,243.09

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Solution

The fourth proportional to 15,098.72, 22,622.49 and 9,243.09 is: 13,848.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,098.72 : 22,622.49 = 9,243.09 : x
  2. Step 2: Convert to fraction form
    15,098.72/22,622.49 = 9,243.09/x
  3. Step 3: Cross multiply
    15,098.72x = 22,622.49 × 9,243.09
  4. Step 4: Simplify right side
    15,098.72x = 209,101,711.09
  5. Step 5: Solve for x
    x = 209,101,711.09/15,098.72
  6. Step 6: Final answer
    x = 13,848.97

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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.