Home / 40,084.62-60,117.82-15,127.32

Finding the Fourth Proportional to 40,084.62, 60,117.82 and 15,127.32

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Solution

The fourth proportional to 40,084.62, 60,117.82 and 15,127.32 is: 22,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,084.62 : 60,117.82 = 15,127.32 : x
  2. Step 2: Convert to fraction form
    40,084.62/60,117.82 = 15,127.32/x
  3. Step 3: Cross multiply
    40,084.62x = 60,117.82 × 15,127.32
  4. Step 4: Simplify right side
    40,084.62x = 909,421,500.84
  5. Step 5: Solve for x
    x = 909,421,500.84/40,084.62
  6. Step 6: Final answer
    x = 22,687.54

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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.