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Finding the Fourth Proportional to 25,340.60, 38,010.90 and 17,046.20

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Solution

The fourth proportional to 25,340.60, 38,010.90 and 17,046.20 is: 25,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340.60 : 38,010.90 = 17,046.20 : x
  2. Step 2: Convert to fraction form
    25,340.60/38,010.90 = 17,046.20/x
  3. Step 3: Cross multiply
    25,340.60x = 38,010.90 × 17,046.20
  4. Step 4: Simplify right side
    25,340.60x = 647,941,403.58
  5. Step 5: Solve for x
    x = 647,941,403.58/25,340.60
  6. Step 6: Final answer
    x = 25,569.30

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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.