Home / 47,510.15-71,267.52-12,449.84

Finding the Fourth Proportional to 47,510.15, 71,267.52 and 12,449.84

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Solution

The fourth proportional to 47,510.15, 71,267.52 and 12,449.84 is: 18,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,510.15 : 71,267.52 = 12,449.84 : x
  2. Step 2: Convert to fraction form
    47,510.15/71,267.52 = 12,449.84/x
  3. Step 3: Cross multiply
    47,510.15x = 71,267.52 × 12,449.84
  4. Step 4: Simplify right side
    47,510.15x = 887,269,221.20
  5. Step 5: Solve for x
    x = 887,269,221.20/47,510.15
  6. Step 6: Final answer
    x = 18,675.36

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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.