Home / 55,666.47-83,478.97-22,375.31

Finding the Fourth Proportional to 55,666.47, 83,478.97 and 22,375.31

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Solution

The fourth proportional to 55,666.47, 83,478.97 and 22,375.31 is: 33,554.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,666.47 : 83,478.97 = 22,375.31 : x
  2. Step 2: Convert to fraction form
    55,666.47/83,478.97 = 22,375.31/x
  3. Step 3: Cross multiply
    55,666.47x = 83,478.97 × 22,375.31
  4. Step 4: Simplify right side
    55,666.47x = 1,867,867,832.23
  5. Step 5: Solve for x
    x = 1,867,867,832.23/55,666.47
  6. Step 6: Final answer
    x = 33,554.63

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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.