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Finding the Fourth Proportional to 50,751.50, 76,134.51 and 15,693.86

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Solution

The fourth proportional to 50,751.50, 76,134.51 and 15,693.86 is: 23,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,751.50 : 76,134.51 = 15,693.86 : x
  2. Step 2: Convert to fraction form
    50,751.50/76,134.51 = 15,693.86/x
  3. Step 3: Cross multiply
    50,751.50x = 76,134.51 × 15,693.86
  4. Step 4: Simplify right side
    50,751.50x = 1,194,844,341.11
  5. Step 5: Solve for x
    x = 1,194,844,341.11/50,751.50
  6. Step 6: Final answer
    x = 23,543.04

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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.