Home / 11,332.65-15,628.32-9,446.55

Finding the Fourth Proportional to 11,332.65, 15,628.32 and 9,446.55

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Solution

The fourth proportional to 11,332.65, 15,628.32 and 9,446.55 is: 13,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.65 : 15,628.32 = 9,446.55 : x
  2. Step 2: Convert to fraction form
    11,332.65/15,628.32 = 9,446.55/x
  3. Step 3: Cross multiply
    11,332.65x = 15,628.32 × 9,446.55
  4. Step 4: Simplify right side
    11,332.65x = 147,633,706.30
  5. Step 5: Solve for x
    x = 147,633,706.30/11,332.65
  6. Step 6: Final answer
    x = 13,027.29

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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.