Home / 15,487.42-23,229.14-4,956.55

Finding the Fourth Proportional to 15,487.42, 23,229.14 and 4,956.55

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Solution

The fourth proportional to 15,487.42, 23,229.14 and 4,956.55 is: 7,434.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487.42 : 23,229.14 = 4,956.55 : x
  2. Step 2: Convert to fraction form
    15,487.42/23,229.14 = 4,956.55/x
  3. Step 3: Cross multiply
    15,487.42x = 23,229.14 × 4,956.55
  4. Step 4: Simplify right side
    15,487.42x = 115,136,393.87
  5. Step 5: Solve for x
    x = 115,136,393.87/15,487.42
  6. Step 6: Final answer
    x = 7,434.19

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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.