Home / 39,792.66-54,921.67-22,808.29

Finding the Fourth Proportional to 39,792.66, 54,921.67 and 22,808.29

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Solution

The fourth proportional to 39,792.66, 54,921.67 and 22,808.29 is: 31,479.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,792.66 : 54,921.67 = 22,808.29 : x
  2. Step 2: Convert to fraction form
    39,792.66/54,921.67 = 22,808.29/x
  3. Step 3: Cross multiply
    39,792.66x = 54,921.67 × 22,808.29
  4. Step 4: Simplify right side
    39,792.66x = 1,252,669,285.30
  5. Step 5: Solve for x
    x = 1,252,669,285.30/39,792.66
  6. Step 6: Final answer
    x = 31,479.91

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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.