Home / 25,385.67-38,023.05-10,549.61

Finding the Fourth Proportional to 25,385.67, 38,023.05 and 10,549.61

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Solution

The fourth proportional to 25,385.67, 38,023.05 and 10,549.61 is: 15,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,385.67 : 38,023.05 = 10,549.61 : x
  2. Step 2: Convert to fraction form
    25,385.67/38,023.05 = 10,549.61/x
  3. Step 3: Cross multiply
    25,385.67x = 38,023.05 × 10,549.61
  4. Step 4: Simplify right side
    25,385.67x = 401,128,340.54
  5. Step 5: Solve for x
    x = 401,128,340.54/25,385.67
  6. Step 6: Final answer
    x = 15,801.37

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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.