Home / 15,126.40-22,690.24-4,738.24

Finding the Fourth Proportional to 15,126.40, 22,690.24 and 4,738.24

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Solution

The fourth proportional to 15,126.40, 22,690.24 and 4,738.24 is: 7,107.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,126.40 : 22,690.24 = 4,738.24 : x
  2. Step 2: Convert to fraction form
    15,126.40/22,690.24 = 4,738.24/x
  3. Step 3: Cross multiply
    15,126.40x = 22,690.24 × 4,738.24
  4. Step 4: Simplify right side
    15,126.40x = 107,511,802.78
  5. Step 5: Solve for x
    x = 107,511,802.78/15,126.40
  6. Step 6: Final answer
    x = 7,107.56

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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.