Home / 44,616.60-61,612.56-28,728.72

Finding the Fourth Proportional to 44,616.60, 61,612.56 and 28,728.72

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Solution

The fourth proportional to 44,616.60, 61,612.56 and 28,728.72 is: 39,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,616.60 : 61,612.56 = 28,728.72 : x
  2. Step 2: Convert to fraction form
    44,616.60/61,612.56 = 28,728.72/x
  3. Step 3: Cross multiply
    44,616.60x = 61,612.56 × 28,728.72
  4. Step 4: Simplify right side
    44,616.60x = 1,770,049,984.72
  5. Step 5: Solve for x
    x = 1,770,049,984.72/44,616.60
  6. Step 6: Final answer
    x = 39,672.45

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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.