Home / 15,275.98-22,901.60-5,911.20

Finding the Fourth Proportional to 15,275.98, 22,901.60 and 5,911.20

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Solution

The fourth proportional to 15,275.98, 22,901.60 and 5,911.20 is: 8,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,275.98 : 22,901.60 = 5,911.20 : x
  2. Step 2: Convert to fraction form
    15,275.98/22,901.60 = 5,911.20/x
  3. Step 3: Cross multiply
    15,275.98x = 22,901.60 × 5,911.20
  4. Step 4: Simplify right side
    15,275.98x = 135,375,952.70
  5. Step 5: Solve for x
    x = 135,375,952.70/15,275.98
  6. Step 6: Final answer
    x = 8,862.01

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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.