Home / 39,254.09-54,169.48-22,259.88

Finding the Fourth Proportional to 39,254.09, 54,169.48 and 22,259.88

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Solution

The fourth proportional to 39,254.09, 54,169.48 and 22,259.88 is: 30,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,254.09 : 54,169.48 = 22,259.88 : x
  2. Step 2: Convert to fraction form
    39,254.09/54,169.48 = 22,259.88/x
  3. Step 3: Cross multiply
    39,254.09x = 54,169.48 × 22,259.88
  4. Step 4: Simplify right side
    39,254.09x = 1,205,806,124.46
  5. Step 5: Solve for x
    x = 1,205,806,124.46/39,254.09
  6. Step 6: Final answer
    x = 30,717.97

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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.