Home / 48,859.50-67,426.11-27,638.31

Finding the Fourth Proportional to 48,859.50, 67,426.11 and 27,638.31

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Solution

The fourth proportional to 48,859.50, 67,426.11 and 27,638.31 is: 38,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,859.50 : 67,426.11 = 27,638.31 : x
  2. Step 2: Convert to fraction form
    48,859.50/67,426.11 = 27,638.31/x
  3. Step 3: Cross multiply
    48,859.50x = 67,426.11 × 27,638.31
  4. Step 4: Simplify right side
    48,859.50x = 1,863,543,730.27
  5. Step 5: Solve for x
    x = 1,863,543,730.27/48,859.50
  6. Step 6: Final answer
    x = 38,140.87

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1.5x scale

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.