Home / 49,728.16-74,592.24-18,565.84

Finding the Fourth Proportional to 49,728.16, 74,592.24 and 18,565.84

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Solution

The fourth proportional to 49,728.16, 74,592.24 and 18,565.84 is: 27,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,728.16 : 74,592.24 = 18,565.84 : x
  2. Step 2: Convert to fraction form
    49,728.16/74,592.24 = 18,565.84/x
  3. Step 3: Cross multiply
    49,728.16x = 74,592.24 × 18,565.84
  4. Step 4: Simplify right side
    49,728.16x = 1,384,867,593.08
  5. Step 5: Solve for x
    x = 1,384,867,593.08/49,728.16
  6. Step 6: Final answer
    x = 27,848.76

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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.