Home / 15,009.87-22,512.25-5,013.48

Finding the Fourth Proportional to 15,009.87, 22,512.25 and 5,013.48

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Solution

The fourth proportional to 15,009.87, 22,512.25 and 5,013.48 is: 7,519.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009.87 : 22,512.25 = 5,013.48 : x
  2. Step 2: Convert to fraction form
    15,009.87/22,512.25 = 5,013.48/x
  3. Step 3: Cross multiply
    15,009.87x = 22,512.25 × 5,013.48
  4. Step 4: Simplify right side
    15,009.87x = 112,864,702.60
  5. Step 5: Solve for x
    x = 112,864,702.60/15,009.87
  6. Step 6: Final answer
    x = 7,519.37

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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.