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Finding the Fourth Proportional to 25,863.57, 38,569.03 and 25,627.10

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Solution

The fourth proportional to 25,863.57, 38,569.03 and 25,627.10 is: 38,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,863.57 : 38,569.03 = 25,627.10 : x
  2. Step 2: Convert to fraction form
    25,863.57/38,569.03 = 25,627.10/x
  3. Step 3: Cross multiply
    25,863.57x = 38,569.03 × 25,627.10
  4. Step 4: Simplify right side
    25,863.57x = 988,412,348.75
  5. Step 5: Solve for x
    x = 988,412,348.75/25,863.57
  6. Step 6: Final answer
    x = 38,216.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.