Home / 55,574.24-83,359.92-18,137.12

Finding the Fourth Proportional to 55,574.24, 83,359.92 and 18,137.12

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Solution

The fourth proportional to 55,574.24, 83,359.92 and 18,137.12 is: 27,205.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,574.24 : 83,359.92 = 18,137.12 : x
  2. Step 2: Convert to fraction form
    55,574.24/83,359.92 = 18,137.12/x
  3. Step 3: Cross multiply
    55,574.24x = 83,359.92 × 18,137.12
  4. Step 4: Simplify right side
    55,574.24x = 1,511,908,872.23
  5. Step 5: Solve for x
    x = 1,511,908,872.23/55,574.24
  6. Step 6: Final answer
    x = 27,205.21

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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.