Home / 15,874.48-23,809.56-4,188.52

Finding the Fourth Proportional to 15,874.48, 23,809.56 and 4,188.52

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Solution

The fourth proportional to 15,874.48, 23,809.56 and 4,188.52 is: 6,282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.48 : 23,809.56 = 4,188.52 : x
  2. Step 2: Convert to fraction form
    15,874.48/23,809.56 = 4,188.52/x
  3. Step 3: Cross multiply
    15,874.48x = 23,809.56 × 4,188.52
  4. Step 4: Simplify right side
    15,874.48x = 99,726,818.25
  5. Step 5: Solve for x
    x = 99,726,818.25/15,874.48
  6. Step 6: Final answer
    x = 6,282.21

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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.