Home / 29,220.98-43,818.48-18,127.22

Finding the Fourth Proportional to 29,220.98, 43,818.48 and 18,127.22

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Solution

The fourth proportional to 29,220.98, 43,818.48 and 18,127.22 is: 27,182.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,220.98 : 43,818.48 = 18,127.22 : x
  2. Step 2: Convert to fraction form
    29,220.98/43,818.48 = 18,127.22/x
  3. Step 3: Cross multiply
    29,220.98x = 43,818.48 × 18,127.22
  4. Step 4: Simplify right side
    29,220.98x = 794,307,227.03
  5. Step 5: Solve for x
    x = 794,307,227.03/29,220.98
  6. Step 6: Final answer
    x = 27,182.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.