Home / 49,397.64-68,168.57-28,176.86

Finding the Fourth Proportional to 49,397.64, 68,168.57 and 28,176.86

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Solution

The fourth proportional to 49,397.64, 68,168.57 and 28,176.86 is: 38,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,397.64 : 68,168.57 = 28,176.86 : x
  2. Step 2: Convert to fraction form
    49,397.64/68,168.57 = 28,176.86/x
  3. Step 3: Cross multiply
    49,397.64x = 68,168.57 × 28,176.86
  4. Step 4: Simplify right side
    49,397.64x = 1,920,775,771.56
  5. Step 5: Solve for x
    x = 1,920,775,771.56/49,397.64
  6. Step 6: Final answer
    x = 38,883.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.