Home / 25,753.58-35,542.21-14,422.90

Finding the Fourth Proportional to 25,753.58, 35,542.21 and 14,422.90

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Solution

The fourth proportional to 25,753.58, 35,542.21 and 14,422.90 is: 19,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.58 : 35,542.21 = 14,422.90 : x
  2. Step 2: Convert to fraction form
    25,753.58/35,542.21 = 14,422.90/x
  3. Step 3: Cross multiply
    25,753.58x = 35,542.21 × 14,422.90
  4. Step 4: Simplify right side
    25,753.58x = 512,621,740.61
  5. Step 5: Solve for x
    x = 512,621,740.61/25,753.58
  6. Step 6: Final answer
    x = 19,904.87

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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.