Home / 15,631.68-23,449.95-5,241

Finding the Fourth Proportional to 15,631.68, 23,449.95 and 5,241

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Solution

The fourth proportional to 15,631.68, 23,449.95 and 5,241 is: 7,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,631.68 : 23,449.95 = 5,241 : x
  2. Step 2: Convert to fraction form
    15,631.68/23,449.95 = 5,241/x
  3. Step 3: Cross multiply
    15,631.68x = 23,449.95 × 5,241
  4. Step 4: Simplify right side
    15,631.68x = 122,901,187.95
  5. Step 5: Solve for x
    x = 122,901,187.95/15,631.68
  6. Step 6: Final answer
    x = 7,862.31

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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.