Home / 15,136.46-22,708.53-4,748.30

Finding the Fourth Proportional to 15,136.46, 22,708.53 and 4,748.30

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Solution

The fourth proportional to 15,136.46, 22,708.53 and 4,748.30 is: 7,123.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.46 : 22,708.53 = 4,748.30 : x
  2. Step 2: Convert to fraction form
    15,136.46/22,708.53 = 4,748.30/x
  3. Step 3: Cross multiply
    15,136.46x = 22,708.53 × 4,748.30
  4. Step 4: Simplify right side
    15,136.46x = 107,826,913.00
  5. Step 5: Solve for x
    x = 107,826,913.00/15,136.46
  6. Step 6: Final answer
    x = 7,123.65

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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.