Home / 52,757.16-72,805.32-28,884.06

Finding the Fourth Proportional to 52,757.16, 72,805.32 and 28,884.06

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Solution

The fourth proportional to 52,757.16, 72,805.32 and 28,884.06 is: 39,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,757.16 : 72,805.32 = 28,884.06 : x
  2. Step 2: Convert to fraction form
    52,757.16/72,805.32 = 28,884.06/x
  3. Step 3: Cross multiply
    52,757.16x = 72,805.32 × 28,884.06
  4. Step 4: Simplify right side
    52,757.16x = 2,102,913,231.20
  5. Step 5: Solve for x
    x = 2,102,913,231.20/52,757.16
  6. Step 6: Final answer
    x = 39,860.24

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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.