Home / 38,418.02-57,627.04-12,125.42

Finding the Fourth Proportional to 38,418.02, 57,627.04 and 12,125.42

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Solution

The fourth proportional to 38,418.02, 57,627.04 and 12,125.42 is: 18,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,418.02 : 57,627.04 = 12,125.42 : x
  2. Step 2: Convert to fraction form
    38,418.02/57,627.04 = 12,125.42/x
  3. Step 3: Cross multiply
    38,418.02x = 57,627.04 × 12,125.42
  4. Step 4: Simplify right side
    38,418.02x = 698,752,063.36
  5. Step 5: Solve for x
    x = 698,752,063.36/38,418.02
  6. Step 6: Final answer
    x = 18,188.13

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1.5x scale

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.