Home / 47,612.28-71,393.94-27,929.64

Finding the Fourth Proportional to 47,612.28, 71,393.94 and 27,929.64

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Solution

The fourth proportional to 47,612.28, 71,393.94 and 27,929.64 is: 41,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,612.28 : 71,393.94 = 27,929.64 : x
  2. Step 2: Convert to fraction form
    47,612.28/71,393.94 = 27,929.64/x
  3. Step 3: Cross multiply
    47,612.28x = 71,393.94 × 27,929.64
  4. Step 4: Simplify right side
    47,612.28x = 1,994,007,042.38
  5. Step 5: Solve for x
    x = 1,994,007,042.38/47,612.28
  6. Step 6: Final answer
    x = 41,880.10

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1.5x scale

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.