Home / 52,776.98-79,147.20-15,326.90

Finding the Fourth Proportional to 52,776.98, 79,147.20 and 15,326.90

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Solution

The fourth proportional to 52,776.98, 79,147.20 and 15,326.90 is: 22,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,776.98 : 79,147.20 = 15,326.90 : x
  2. Step 2: Convert to fraction form
    52,776.98/79,147.20 = 15,326.90/x
  3. Step 3: Cross multiply
    52,776.98x = 79,147.20 × 15,326.90
  4. Step 4: Simplify right side
    52,776.98x = 1,213,081,219.68
  5. Step 5: Solve for x
    x = 1,213,081,219.68/52,776.98
  6. Step 6: Final answer
    x = 22,985.04

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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.