Home / 39,694.32-54,780.93-26,242.20

Finding the Fourth Proportional to 39,694.32, 54,780.93 and 26,242.20

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Solution

The fourth proportional to 39,694.32, 54,780.93 and 26,242.20 is: 36,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,694.32 : 54,780.93 = 26,242.20 : x
  2. Step 2: Convert to fraction form
    39,694.32/54,780.93 = 26,242.20/x
  3. Step 3: Cross multiply
    39,694.32x = 54,780.93 × 26,242.20
  4. Step 4: Simplify right side
    39,694.32x = 1,437,572,121.25
  5. Step 5: Solve for x
    x = 1,437,572,121.25/39,694.32
  6. Step 6: Final answer
    x = 36,216.07

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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.