Home / 39,645.24-54,709.98-22,877.88

Finding the Fourth Proportional to 39,645.24, 54,709.98 and 22,877.88

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Solution

The fourth proportional to 39,645.24, 54,709.98 and 22,877.88 is: 31,571.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,645.24 : 54,709.98 = 22,877.88 : x
  2. Step 2: Convert to fraction form
    39,645.24/54,709.98 = 22,877.88/x
  3. Step 3: Cross multiply
    39,645.24x = 54,709.98 × 22,877.88
  4. Step 4: Simplify right side
    39,645.24x = 1,251,648,357.24
  5. Step 5: Solve for x
    x = 1,251,648,357.24/39,645.24
  6. Step 6: Final answer
    x = 31,571.21

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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.