Home / 49,360.60-68,100.88-28,124.72

Finding the Fourth Proportional to 49,360.60, 68,100.88 and 28,124.72

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Solution

The fourth proportional to 49,360.60, 68,100.88 and 28,124.72 is: 38,802.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,360.60 : 68,100.88 = 28,124.72 : x
  2. Step 2: Convert to fraction form
    49,360.60/68,100.88 = 28,124.72/x
  3. Step 3: Cross multiply
    49,360.60x = 68,100.88 × 28,124.72
  4. Step 4: Simplify right side
    49,360.60x = 1,915,318,181.75
  5. Step 5: Solve for x
    x = 1,915,318,181.75/49,360.60
  6. Step 6: Final answer
    x = 38,802.57

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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.