Home / 20,854.18-31,284.41-6,061.18

Finding the Fourth Proportional to 20,854.18, 31,284.41 and 6,061.18

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Solution

The fourth proportional to 20,854.18, 31,284.41 and 6,061.18 is: 9,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,854.18 : 31,284.41 = 6,061.18 : x
  2. Step 2: Convert to fraction form
    20,854.18/31,284.41 = 6,061.18/x
  3. Step 3: Cross multiply
    20,854.18x = 31,284.41 × 6,061.18
  4. Step 4: Simplify right side
    20,854.18x = 189,620,411.65
  5. Step 5: Solve for x
    x = 189,620,411.65/20,854.18
  6. Step 6: Final answer
    x = 9,092.68

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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.