Home / 48,701.18-67,206.31-28,568.03

Finding the Fourth Proportional to 48,701.18, 67,206.31 and 28,568.03

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Solution

The fourth proportional to 48,701.18, 67,206.31 and 28,568.03 is: 39,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,701.18 : 67,206.31 = 28,568.03 : x
  2. Step 2: Convert to fraction form
    48,701.18/67,206.31 = 28,568.03/x
  3. Step 3: Cross multiply
    48,701.18x = 67,206.31 × 28,568.03
  4. Step 4: Simplify right side
    48,701.18x = 1,919,951,472.82
  5. Step 5: Solve for x
    x = 1,919,951,472.82/48,701.18
  6. Step 6: Final answer
    x = 39,423.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.