Home / 15,842.08-23,766.90-5,453.92

Finding the Fourth Proportional to 15,842.08, 23,766.90 and 5,453.92

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Solution

The fourth proportional to 15,842.08, 23,766.90 and 5,453.92 is: 8,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,842.08 : 23,766.90 = 5,453.92 : x
  2. Step 2: Convert to fraction form
    15,842.08/23,766.90 = 5,453.92/x
  3. Step 3: Cross multiply
    15,842.08x = 23,766.90 × 5,453.92
  4. Step 4: Simplify right side
    15,842.08x = 129,622,771.25
  5. Step 5: Solve for x
    x = 129,622,771.25/15,842.08
  6. Step 6: Final answer
    x = 8,182.18

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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.