Home / 15,938.34-23,907.52-4,251.55

Finding the Fourth Proportional to 15,938.34, 23,907.52 and 4,251.55

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Solution

The fourth proportional to 15,938.34, 23,907.52 and 4,251.55 is: 6,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,938.34 : 23,907.52 = 4,251.55 : x
  2. Step 2: Convert to fraction form
    15,938.34/23,907.52 = 4,251.55/x
  3. Step 3: Cross multiply
    15,938.34x = 23,907.52 × 4,251.55
  4. Step 4: Simplify right side
    15,938.34x = 101,644,016.66
  5. Step 5: Solve for x
    x = 101,644,016.66/15,938.34
  6. Step 6: Final answer
    x = 6,377.33

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1.5x scale

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.