Home / 25,757.90-35,545.73-14,427.42

Finding the Fourth Proportional to 25,757.90, 35,545.73 and 14,427.42

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Solution

The fourth proportional to 25,757.90, 35,545.73 and 14,427.42 is: 19,909.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,757.90 : 35,545.73 = 14,427.42 : x
  2. Step 2: Convert to fraction form
    25,757.90/35,545.73 = 14,427.42/x
  3. Step 3: Cross multiply
    25,757.90x = 35,545.73 × 14,427.42
  4. Step 4: Simplify right side
    25,757.90x = 512,833,175.92
  5. Step 5: Solve for x
    x = 512,833,175.92/25,757.90
  6. Step 6: Final answer
    x = 19,909.74

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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.