Home / 48,426.80-72,643.82-13,366.13

Finding the Fourth Proportional to 48,426.80, 72,643.82 and 13,366.13

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Solution

The fourth proportional to 48,426.80, 72,643.82 and 13,366.13 is: 20,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,426.80 : 72,643.82 = 13,366.13 : x
  2. Step 2: Convert to fraction form
    48,426.80/72,643.82 = 13,366.13/x
  3. Step 3: Cross multiply
    48,426.80x = 72,643.82 × 13,366.13
  4. Step 4: Simplify right side
    48,426.80x = 970,966,311.77
  5. Step 5: Solve for x
    x = 970,966,311.77/48,426.80
  6. Step 6: Final answer
    x = 20,050.19

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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.