Home / 16,079.40-24,156.16-15,415.12

Finding the Fourth Proportional to 16,079.40, 24,156.16 and 15,415.12

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Solution

The fourth proportional to 16,079.40, 24,156.16 and 15,415.12 is: 23,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.40 : 24,156.16 = 15,415.12 : x
  2. Step 2: Convert to fraction form
    16,079.40/24,156.16 = 15,415.12/x
  3. Step 3: Cross multiply
    16,079.40x = 24,156.16 × 15,415.12
  4. Step 4: Simplify right side
    16,079.40x = 372,370,105.14
  5. Step 5: Solve for x
    x = 372,370,105.14/16,079.40
  6. Step 6: Final answer
    x = 23,158.21

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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.