Home / 48,436.93-72,656.31-13,377.52

Finding the Fourth Proportional to 48,436.93, 72,656.31 and 13,377.52

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Solution

The fourth proportional to 48,436.93, 72,656.31 and 13,377.52 is: 20,066.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,436.93 : 72,656.31 = 13,377.52 : x
  2. Step 2: Convert to fraction form
    48,436.93/72,656.31 = 13,377.52/x
  3. Step 3: Cross multiply
    48,436.93x = 72,656.31 × 13,377.52
  4. Step 4: Simplify right side
    48,436.93x = 971,961,240.15
  5. Step 5: Solve for x
    x = 971,961,240.15/48,436.93
  6. Step 6: Final answer
    x = 20,066.53

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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.