Home / 15,947.08-22,007.22-8,873.80

Finding the Fourth Proportional to 15,947.08, 22,007.22 and 8,873.80

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Solution

The fourth proportional to 15,947.08, 22,007.22 and 8,873.80 is: 12,245.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.08 : 22,007.22 = 8,873.80 : x
  2. Step 2: Convert to fraction form
    15,947.08/22,007.22 = 8,873.80/x
  3. Step 3: Cross multiply
    15,947.08x = 22,007.22 × 8,873.80
  4. Step 4: Simplify right side
    15,947.08x = 195,287,668.84
  5. Step 5: Solve for x
    x = 195,287,668.84/15,947.08
  6. Step 6: Final answer
    x = 12,245.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.