Home / 17,902.31-24,711.84-15,374.27

Finding the Fourth Proportional to 17,902.31, 24,711.84 and 15,374.27

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Solution

The fourth proportional to 17,902.31, 24,711.84 and 15,374.27 is: 21,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,902.31 : 24,711.84 = 15,374.27 : x
  2. Step 2: Convert to fraction form
    17,902.31/24,711.84 = 15,374.27/x
  3. Step 3: Cross multiply
    17,902.31x = 24,711.84 × 15,374.27
  4. Step 4: Simplify right side
    17,902.31x = 379,926,562.14
  5. Step 5: Solve for x
    x = 379,926,562.14/17,902.31
  6. Step 6: Final answer
    x = 21,222.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.