Home / 15,908.12-23,841.41-8,887.85

Finding the Fourth Proportional to 15,908.12, 23,841.41 and 8,887.85

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Solution

The fourth proportional to 15,908.12, 23,841.41 and 8,887.85 is: 13,320.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,908.12 : 23,841.41 = 8,887.85 : x
  2. Step 2: Convert to fraction form
    15,908.12/23,841.41 = 8,887.85/x
  3. Step 3: Cross multiply
    15,908.12x = 23,841.41 × 8,887.85
  4. Step 4: Simplify right side
    15,908.12x = 211,898,778.88
  5. Step 5: Solve for x
    x = 211,898,778.88/15,908.12
  6. Step 6: Final answer
    x = 13,320.17

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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.