Home / 15,950.45-22,011.68-9,236.43

Finding the Fourth Proportional to 15,950.45, 22,011.68 and 9,236.43

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Solution

The fourth proportional to 15,950.45, 22,011.68 and 9,236.43 is: 12,746.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950.45 : 22,011.68 = 9,236.43 : x
  2. Step 2: Convert to fraction form
    15,950.45/22,011.68 = 9,236.43/x
  3. Step 3: Cross multiply
    15,950.45x = 22,011.68 × 9,236.43
  4. Step 4: Simplify right side
    15,950.45x = 203,309,364.59
  5. Step 5: Solve for x
    x = 203,309,364.59/15,950.45
  6. Step 6: Final answer
    x = 12,746.31

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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.