Home / 49,732.62-74,612.19-18,145.59

Finding the Fourth Proportional to 49,732.62, 74,612.19 and 18,145.59

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Solution

The fourth proportional to 49,732.62, 74,612.19 and 18,145.59 is: 27,223.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,732.62 : 74,612.19 = 18,145.59 : x
  2. Step 2: Convert to fraction form
    49,732.62/74,612.19 = 18,145.59/x
  3. Step 3: Cross multiply
    49,732.62x = 74,612.19 × 18,145.59
  4. Step 4: Simplify right side
    49,732.62x = 1,353,882,208.74
  5. Step 5: Solve for x
    x = 1,353,882,208.74/49,732.62
  6. Step 6: Final answer
    x = 27,223.22

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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.