Home / 48,427.80-72,645.32-13,367.13

Finding the Fourth Proportional to 48,427.80, 72,645.32 and 13,367.13

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Solution

The fourth proportional to 48,427.80, 72,645.32 and 13,367.13 is: 20,051.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,427.80 : 72,645.32 = 13,367.13 : x
  2. Step 2: Convert to fraction form
    48,427.80/72,645.32 = 13,367.13/x
  3. Step 3: Cross multiply
    48,427.80x = 72,645.32 × 13,367.13
  4. Step 4: Simplify right side
    48,427.80x = 971,059,436.33
  5. Step 5: Solve for x
    x = 971,059,436.33/48,427.80
  6. Step 6: Final answer
    x = 20,051.69

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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.