Home / 38,400.04-57,600.10-25,310.86

Finding the Fourth Proportional to 38,400.04, 57,600.10 and 25,310.86

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Solution

The fourth proportional to 38,400.04, 57,600.10 and 25,310.86 is: 37,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,400.04 : 57,600.10 = 25,310.86 : x
  2. Step 2: Convert to fraction form
    38,400.04/57,600.10 = 25,310.86/x
  3. Step 3: Cross multiply
    38,400.04x = 57,600.10 × 25,310.86
  4. Step 4: Simplify right side
    38,400.04x = 1,457,908,067.09
  5. Step 5: Solve for x
    x = 1,457,908,067.09/38,400.04
  6. Step 6: Final answer
    x = 37,966.32

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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.