Home / 15,134.03-22,693.89-5,639.91

Finding the Fourth Proportional to 15,134.03, 22,693.89 and 5,639.91

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Solution

The fourth proportional to 15,134.03, 22,693.89 and 5,639.91 is: 8,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.03 : 22,693.89 = 5,639.91 : x
  2. Step 2: Convert to fraction form
    15,134.03/22,693.89 = 5,639.91/x
  3. Step 3: Cross multiply
    15,134.03x = 22,693.89 × 5,639.91
  4. Step 4: Simplify right side
    15,134.03x = 127,991,497.15
  5. Step 5: Solve for x
    x = 127,991,497.15/15,134.03
  6. Step 6: Final answer
    x = 8,457.20

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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.