Home / 25,447.32-38,187.41-9,864.95

Finding the Fourth Proportional to 25,447.32, 38,187.41 and 9,864.95

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Solution

The fourth proportional to 25,447.32, 38,187.41 and 9,864.95 is: 14,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447.32 : 38,187.41 = 9,864.95 : x
  2. Step 2: Convert to fraction form
    25,447.32/38,187.41 = 9,864.95/x
  3. Step 3: Cross multiply
    25,447.32x = 38,187.41 × 9,864.95
  4. Step 4: Simplify right side
    25,447.32x = 376,716,650.02
  5. Step 5: Solve for x
    x = 376,716,650.02/25,447.32
  6. Step 6: Final answer
    x = 14,803.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.