Home / 15,104.86-22,657.31-5,742.69

Finding the Fourth Proportional to 15,104.86, 22,657.31 and 5,742.69

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Solution

The fourth proportional to 15,104.86, 22,657.31 and 5,742.69 is: 8,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,104.86 : 22,657.31 = 5,742.69 : x
  2. Step 2: Convert to fraction form
    15,104.86/22,657.31 = 5,742.69/x
  3. Step 3: Cross multiply
    15,104.86x = 22,657.31 × 5,742.69
  4. Step 4: Simplify right side
    15,104.86x = 130,113,907.56
  5. Step 5: Solve for x
    x = 130,113,907.56/15,104.86
  6. Step 6: Final answer
    x = 8,614.04

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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.