Home / 16,079.31-22,182.03-10,415.95

Finding the Fourth Proportional to 16,079.31, 22,182.03 and 10,415.95

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Solution

The fourth proportional to 16,079.31, 22,182.03 and 10,415.95 is: 14,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.31 : 22,182.03 = 10,415.95 : x
  2. Step 2: Convert to fraction form
    16,079.31/22,182.03 = 10,415.95/x
  3. Step 3: Cross multiply
    16,079.31x = 22,182.03 × 10,415.95
  4. Step 4: Simplify right side
    16,079.31x = 231,046,859.92
  5. Step 5: Solve for x
    x = 231,046,859.92/16,079.31
  6. Step 6: Final answer
    x = 14,369.20

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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.