Home / 55,462.31-83,193.39-13,342.35

Finding the Fourth Proportional to 55,462.31, 83,193.39 and 13,342.35

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Solution

The fourth proportional to 55,462.31, 83,193.39 and 13,342.35 is: 20,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,462.31 : 83,193.39 = 13,342.35 : x
  2. Step 2: Convert to fraction form
    55,462.31/83,193.39 = 13,342.35/x
  3. Step 3: Cross multiply
    55,462.31x = 83,193.39 × 13,342.35
  4. Step 4: Simplify right side
    55,462.31x = 1,109,995,327.07
  5. Step 5: Solve for x
    x = 1,109,995,327.07/55,462.31
  6. Step 6: Final answer
    x = 20,013.51

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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.