Home / 25,737.13-35,520.99-15,671.46

Finding the Fourth Proportional to 25,737.13, 35,520.99 and 15,671.46

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Solution

The fourth proportional to 25,737.13, 35,520.99 and 15,671.46 is: 21,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,737.13 : 35,520.99 = 15,671.46 : x
  2. Step 2: Convert to fraction form
    25,737.13/35,520.99 = 15,671.46/x
  3. Step 3: Cross multiply
    25,737.13x = 35,520.99 × 15,671.46
  4. Step 4: Simplify right side
    25,737.13x = 556,665,773.95
  5. Step 5: Solve for x
    x = 556,665,773.95/25,737.13
  6. Step 6: Final answer
    x = 21,628.90

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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.