Home / 15,977.24-22,049.52-8,903.84

Finding the Fourth Proportional to 15,977.24, 22,049.52 and 8,903.84

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Solution

The fourth proportional to 15,977.24, 22,049.52 and 8,903.84 is: 12,287.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.24 : 22,049.52 = 8,903.84 : x
  2. Step 2: Convert to fraction form
    15,977.24/22,049.52 = 8,903.84/x
  3. Step 3: Cross multiply
    15,977.24x = 22,049.52 × 8,903.84
  4. Step 4: Simplify right side
    15,977.24x = 196,325,398.16
  5. Step 5: Solve for x
    x = 196,325,398.16/15,977.24
  6. Step 6: Final answer
    x = 12,287.82

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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.