Home / 39,752.31-54,855.61-22,756.69

Finding the Fourth Proportional to 39,752.31, 54,855.61 and 22,756.69

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Solution

The fourth proportional to 39,752.31, 54,855.61 and 22,756.69 is: 31,402.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752.31 : 54,855.61 = 22,756.69 : x
  2. Step 2: Convert to fraction form
    39,752.31/54,855.61 = 22,756.69/x
  3. Step 3: Cross multiply
    39,752.31x = 54,855.61 × 22,756.69
  4. Step 4: Simplify right side
    39,752.31x = 1,248,332,123.21
  5. Step 5: Solve for x
    x = 1,248,332,123.21/39,752.31
  6. Step 6: Final answer
    x = 31,402.75

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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.