Home / 15,687.71-23,531.56-4,000.93

Finding the Fourth Proportional to 15,687.71, 23,531.56 and 4,000.93

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Solution

The fourth proportional to 15,687.71, 23,531.56 and 4,000.93 is: 6,001.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,687.71 : 23,531.56 = 4,000.93 : x
  2. Step 2: Convert to fraction form
    15,687.71/23,531.56 = 4,000.93/x
  3. Step 3: Cross multiply
    15,687.71x = 23,531.56 × 4,000.93
  4. Step 4: Simplify right side
    15,687.71x = 94,148,124.35
  5. Step 5: Solve for x
    x = 94,148,124.35/15,687.71
  6. Step 6: Final answer
    x = 6,001.39

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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.