Home / 38,235.40-57,417.90-25,145.80

Finding the Fourth Proportional to 38,235.40, 57,417.90 and 25,145.80

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Solution

The fourth proportional to 38,235.40, 57,417.90 and 25,145.80 is: 37,761.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,235.40 : 57,417.90 = 25,145.80 : x
  2. Step 2: Convert to fraction form
    38,235.40/57,417.90 = 25,145.80/x
  3. Step 3: Cross multiply
    38,235.40x = 57,417.90 × 25,145.80
  4. Step 4: Simplify right side
    38,235.40x = 1,443,819,029.82
  5. Step 5: Solve for x
    x = 1,443,819,029.82/38,235.40
  6. Step 6: Final answer
    x = 37,761.32

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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.