Home / 15,278.88-22,879.40-10,068.96

Finding the Fourth Proportional to 15,278.88, 22,879.40 and 10,068.96

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Solution

The fourth proportional to 15,278.88, 22,879.40 and 10,068.96 is: 15,077.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278.88 : 22,879.40 = 10,068.96 : x
  2. Step 2: Convert to fraction form
    15,278.88/22,879.40 = 10,068.96/x
  3. Step 3: Cross multiply
    15,278.88x = 22,879.40 × 10,068.96
  4. Step 4: Simplify right side
    15,278.88x = 230,371,763.42
  5. Step 5: Solve for x
    x = 230,371,763.42/15,278.88
  6. Step 6: Final answer
    x = 15,077.79

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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.