Home / 38,426.40-57,704.40-25,336.80

Finding the Fourth Proportional to 38,426.40, 57,704.40 and 25,336.80

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Solution

The fourth proportional to 38,426.40, 57,704.40 and 25,336.80 is: 38,047.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,426.40 : 57,704.40 = 25,336.80 : x
  2. Step 2: Convert to fraction form
    38,426.40/57,704.40 = 25,336.80/x
  3. Step 3: Cross multiply
    38,426.40x = 57,704.40 × 25,336.80
  4. Step 4: Simplify right side
    38,426.40x = 1,462,044,841.92
  5. Step 5: Solve for x
    x = 1,462,044,841.92/38,426.40
  6. Step 6: Final answer
    x = 38,047.93

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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.