Home / 39,732.80-54,842.28-22,746.56

Finding the Fourth Proportional to 39,732.80, 54,842.28 and 22,746.56

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Solution

The fourth proportional to 39,732.80, 54,842.28 and 22,746.56 is: 31,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,732.80 : 54,842.28 = 22,746.56 : x
  2. Step 2: Convert to fraction form
    39,732.80/54,842.28 = 22,746.56/x
  3. Step 3: Cross multiply
    39,732.80x = 54,842.28 × 22,746.56
  4. Step 4: Simplify right side
    39,732.80x = 1,247,473,212.56
  5. Step 5: Solve for x
    x = 1,247,473,212.56/39,732.80
  6. Step 6: Final answer
    x = 31,396.56

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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.