Home / 39,531.98-54,559.36-22,542.36

Finding the Fourth Proportional to 39,531.98, 54,559.36 and 22,542.36

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Solution

The fourth proportional to 39,531.98, 54,559.36 and 22,542.36 is: 31,111.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,531.98 : 54,559.36 = 22,542.36 : x
  2. Step 2: Convert to fraction form
    39,531.98/54,559.36 = 22,542.36/x
  3. Step 3: Cross multiply
    39,531.98x = 54,559.36 × 22,542.36
  4. Step 4: Simplify right side
    39,531.98x = 1,229,896,734.49
  5. Step 5: Solve for x
    x = 1,229,896,734.49/39,531.98
  6. Step 6: Final answer
    x = 31,111.44

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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.