Home / 16,309.71-22,507.34-9,236.79

Finding the Fourth Proportional to 16,309.71, 22,507.34 and 9,236.79

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Solution

The fourth proportional to 16,309.71, 22,507.34 and 9,236.79 is: 12,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,309.71 : 22,507.34 = 9,236.79 : x
  2. Step 2: Convert to fraction form
    16,309.71/22,507.34 = 9,236.79/x
  3. Step 3: Cross multiply
    16,309.71x = 22,507.34 × 9,236.79
  4. Step 4: Simplify right side
    16,309.71x = 207,895,526.85
  5. Step 5: Solve for x
    x = 207,895,526.85/16,309.71
  6. Step 6: Final answer
    x = 12,746.73

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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.