Home / 36,456.04-54,684.06-20,862.82

Finding the Fourth Proportional to 36,456.04, 54,684.06 and 20,862.82

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Solution

The fourth proportional to 36,456.04, 54,684.06 and 20,862.82 is: 31,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456.04 : 54,684.06 = 20,862.82 : x
  2. Step 2: Convert to fraction form
    36,456.04/54,684.06 = 20,862.82/x
  3. Step 3: Cross multiply
    36,456.04x = 54,684.06 × 20,862.82
  4. Step 4: Simplify right side
    36,456.04x = 1,140,863,700.65
  5. Step 5: Solve for x
    x = 1,140,863,700.65/36,456.04
  6. Step 6: Final answer
    x = 31,294.23

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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.