Home / 39,258-54,176.04-22,500.72

Finding the Fourth Proportional to 39,258, 54,176.04 and 22,500.72

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Solution

The fourth proportional to 39,258, 54,176.04 and 22,500.72 is: 31,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,258 : 54,176.04 = 22,500.72 : x
  2. Step 2: Convert to fraction form
    39,258/54,176.04 = 22,500.72/x
  3. Step 3: Cross multiply
    39,258x = 54,176.04 × 22,500.72
  4. Step 4: Simplify right side
    39,258x = 1,218,999,906.75
  5. Step 5: Solve for x
    x = 1,218,999,906.75/39,258
  6. Step 6: Final answer
    x = 31,050.99

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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.