Home / 15,951.32-23,911.50-8,934.70

Finding the Fourth Proportional to 15,951.32, 23,911.50 and 8,934.70

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Solution

The fourth proportional to 15,951.32, 23,911.50 and 8,934.70 is: 13,393.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.32 : 23,911.50 = 8,934.70 : x
  2. Step 2: Convert to fraction form
    15,951.32/23,911.50 = 8,934.70/x
  3. Step 3: Cross multiply
    15,951.32x = 23,911.50 × 8,934.70
  4. Step 4: Simplify right side
    15,951.32x = 213,642,079.05
  5. Step 5: Solve for x
    x = 213,642,079.05/15,951.32
  6. Step 6: Final answer
    x = 13,393.38

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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.