Home / 15,136.66-22,705.12-5,275.93

Finding the Fourth Proportional to 15,136.66, 22,705.12 and 5,275.93

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Solution

The fourth proportional to 15,136.66, 22,705.12 and 5,275.93 is: 7,913.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.66 : 22,705.12 = 5,275.93 : x
  2. Step 2: Convert to fraction form
    15,136.66/22,705.12 = 5,275.93/x
  3. Step 3: Cross multiply
    15,136.66x = 22,705.12 × 5,275.93
  4. Step 4: Simplify right side
    15,136.66x = 119,790,523.43
  5. Step 5: Solve for x
    x = 119,790,523.43/15,136.66
  6. Step 6: Final answer
    x = 7,913.93

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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.