Home / 55,576.11-83,364.38-13,456.13

Finding the Fourth Proportional to 55,576.11, 83,364.38 and 13,456.13

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Solution

The fourth proportional to 55,576.11, 83,364.38 and 13,456.13 is: 20,184.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,576.11 : 83,364.38 = 13,456.13 : x
  2. Step 2: Convert to fraction form
    55,576.11/83,364.38 = 13,456.13/x
  3. Step 3: Cross multiply
    55,576.11x = 83,364.38 × 13,456.13
  4. Step 4: Simplify right side
    55,576.11x = 1,121,761,482.08
  5. Step 5: Solve for x
    x = 1,121,761,482.08/55,576.11
  6. Step 6: Final answer
    x = 20,184.24

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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.