Home / 39,752.68-54,821-26,116.74

Finding the Fourth Proportional to 39,752.68, 54,821 and 26,116.74

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Solution

The fourth proportional to 39,752.68, 54,821 and 26,116.74 is: 36,016.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752.68 : 54,821 = 26,116.74 : x
  2. Step 2: Convert to fraction form
    39,752.68/54,821 = 26,116.74/x
  3. Step 3: Cross multiply
    39,752.68x = 54,821 × 26,116.74
  4. Step 4: Simplify right side
    39,752.68x = 1,431,745,803.54
  5. Step 5: Solve for x
    x = 1,431,745,803.54/39,752.68
  6. Step 6: Final answer
    x = 36,016.33

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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.