Home / 15,040.26-22,560.12-5,179.32

Finding the Fourth Proportional to 15,040.26, 22,560.12 and 5,179.32

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Solution

The fourth proportional to 15,040.26, 22,560.12 and 5,179.32 is: 7,768.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,040.26 : 22,560.12 = 5,179.32 : x
  2. Step 2: Convert to fraction form
    15,040.26/22,560.12 = 5,179.32/x
  3. Step 3: Cross multiply
    15,040.26x = 22,560.12 × 5,179.32
  4. Step 4: Simplify right side
    15,040.26x = 116,846,080.72
  5. Step 5: Solve for x
    x = 116,846,080.72/15,040.26
  6. Step 6: Final answer
    x = 7,768.89

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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.