Home / 25,250.88-34,909.20-18,952.32

Finding the Fourth Proportional to 25,250.88, 34,909.20 and 18,952.32

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Solution

The fourth proportional to 25,250.88, 34,909.20 and 18,952.32 is: 26,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,250.88 : 34,909.20 = 18,952.32 : x
  2. Step 2: Convert to fraction form
    25,250.88/34,909.20 = 18,952.32/x
  3. Step 3: Cross multiply
    25,250.88x = 34,909.20 × 18,952.32
  4. Step 4: Simplify right side
    25,250.88x = 661,610,329.34
  5. Step 5: Solve for x
    x = 661,610,329.34/25,250.88
  6. Step 6: Final answer
    x = 26,201.48

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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.