Home / 20,854.38-31,281.69-6,063.39

Finding the Fourth Proportional to 20,854.38, 31,281.69 and 6,063.39

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Solution

The fourth proportional to 20,854.38, 31,281.69 and 6,063.39 is: 9,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,854.38 : 31,281.69 = 6,063.39 : x
  2. Step 2: Convert to fraction form
    20,854.38/31,281.69 = 6,063.39/x
  3. Step 3: Cross multiply
    20,854.38x = 31,281.69 × 6,063.39
  4. Step 4: Simplify right side
    20,854.38x = 189,673,086.33
  5. Step 5: Solve for x
    x = 189,673,086.33/20,854.38
  6. Step 6: Final answer
    x = 9,095.12

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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.