Home / 48,042.28-72,065.04-12,982.24

Finding the Fourth Proportional to 48,042.28, 72,065.04 and 12,982.24

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Solution

The fourth proportional to 48,042.28, 72,065.04 and 12,982.24 is: 19,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,042.28 : 72,065.04 = 12,982.24 : x
  2. Step 2: Convert to fraction form
    48,042.28/72,065.04 = 12,982.24/x
  3. Step 3: Cross multiply
    48,042.28x = 72,065.04 × 12,982.24
  4. Step 4: Simplify right side
    48,042.28x = 935,565,644.89
  5. Step 5: Solve for x
    x = 935,565,644.89/48,042.28
  6. Step 6: Final answer
    x = 19,473.80

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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.