Home / 47,990.01-71,879.72-39,575.19

Finding the Fourth Proportional to 47,990.01, 71,879.72 and 39,575.19

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Solution

The fourth proportional to 47,990.01, 71,879.72 and 39,575.19 is: 59,275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,990.01 : 71,879.72 = 39,575.19 : x
  2. Step 2: Convert to fraction form
    47,990.01/71,879.72 = 39,575.19/x
  3. Step 3: Cross multiply
    47,990.01x = 71,879.72 × 39,575.19
  4. Step 4: Simplify right side
    47,990.01x = 2,844,653,378.27
  5. Step 5: Solve for x
    x = 2,844,653,378.27/47,990.01
  6. Step 6: Final answer
    x = 59,275.95

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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.