Home / 49,354.56-68,108.64-28,134.18

Finding the Fourth Proportional to 49,354.56, 68,108.64 and 28,134.18

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Solution

The fourth proportional to 49,354.56, 68,108.64 and 28,134.18 is: 38,824.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,354.56 : 68,108.64 = 28,134.18 : x
  2. Step 2: Convert to fraction form
    49,354.56/68,108.64 = 28,134.18/x
  3. Step 3: Cross multiply
    49,354.56x = 68,108.64 × 28,134.18
  4. Step 4: Simplify right side
    49,354.56x = 1,916,180,737.32
  5. Step 5: Solve for x
    x = 1,916,180,737.32/49,354.56
  6. Step 6: Final answer
    x = 38,824.80

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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.