Home / 25,445.73-35,115.31-14,115.96

Finding the Fourth Proportional to 25,445.73, 35,115.31 and 14,115.96

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Solution

The fourth proportional to 25,445.73, 35,115.31 and 14,115.96 is: 19,480.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445.73 : 35,115.31 = 14,115.96 : x
  2. Step 2: Convert to fraction form
    25,445.73/35,115.31 = 14,115.96/x
  3. Step 3: Cross multiply
    25,445.73x = 35,115.31 × 14,115.96
  4. Step 4: Simplify right side
    25,445.73x = 495,686,416.78
  5. Step 5: Solve for x
    x = 495,686,416.78/25,445.73
  6. Step 6: Final answer
    x = 19,480.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.