Home / 15,108.77-22,657.32-5,743.86

Finding the Fourth Proportional to 15,108.77, 22,657.32 and 5,743.86

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Solution

The fourth proportional to 15,108.77, 22,657.32 and 5,743.86 is: 8,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.77 : 22,657.32 = 5,743.86 : x
  2. Step 2: Convert to fraction form
    15,108.77/22,657.32 = 5,743.86/x
  3. Step 3: Cross multiply
    15,108.77x = 22,657.32 × 5,743.86
  4. Step 4: Simplify right side
    15,108.77x = 130,140,474.06
  5. Step 5: Solve for x
    x = 130,140,474.06/15,108.77
  6. Step 6: Final answer
    x = 8,613.57

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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.