Home / 52,577.09-72,557.48-28,704.77

Finding the Fourth Proportional to 52,577.09, 72,557.48 and 28,704.77

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Solution

The fourth proportional to 52,577.09, 72,557.48 and 28,704.77 is: 39,613.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,577.09 : 72,557.48 = 28,704.77 : x
  2. Step 2: Convert to fraction form
    52,577.09/72,557.48 = 28,704.77/x
  3. Step 3: Cross multiply
    52,577.09x = 72,557.48 × 28,704.77
  4. Step 4: Simplify right side
    52,577.09x = 2,082,745,775.18
  5. Step 5: Solve for x
    x = 2,082,745,775.18/52,577.09
  6. Step 6: Final answer
    x = 39,613.18

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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.