Home / 20,087.95-30,131.77-6,047.92

Finding the Fourth Proportional to 20,087.95, 30,131.77 and 6,047.92

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Solution

The fourth proportional to 20,087.95, 30,131.77 and 6,047.92 is: 9,071.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,087.95 : 30,131.77 = 6,047.92 : x
  2. Step 2: Convert to fraction form
    20,087.95/30,131.77 = 6,047.92/x
  3. Step 3: Cross multiply
    20,087.95x = 30,131.77 × 6,047.92
  4. Step 4: Simplify right side
    20,087.95x = 182,234,534.42
  5. Step 5: Solve for x
    x = 182,234,534.42/20,087.95
  6. Step 6: Final answer
    x = 9,071.83

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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.