Home / 49,207.20-67,907.52-27,985.92

Finding the Fourth Proportional to 49,207.20, 67,907.52 and 27,985.92

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Solution

The fourth proportional to 49,207.20, 67,907.52 and 27,985.92 is: 38,621.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207.20 : 67,907.52 = 27,985.92 : x
  2. Step 2: Convert to fraction form
    49,207.20/67,907.52 = 27,985.92/x
  3. Step 3: Cross multiply
    49,207.20x = 67,907.52 × 27,985.92
  4. Step 4: Simplify right side
    49,207.20x = 1,900,454,422.12
  5. Step 5: Solve for x
    x = 1,900,454,422.12/49,207.20
  6. Step 6: Final answer
    x = 38,621.47

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1.5x scale

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.