Home / 32,687.63-49,031.33-18,449.65

Finding the Fourth Proportional to 32,687.63, 49,031.33 and 18,449.65

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Solution

The fourth proportional to 32,687.63, 49,031.33 and 18,449.65 is: 27,674.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,687.63 : 49,031.33 = 18,449.65 : x
  2. Step 2: Convert to fraction form
    32,687.63/49,031.33 = 18,449.65/x
  3. Step 3: Cross multiply
    32,687.63x = 49,031.33 × 18,449.65
  4. Step 4: Simplify right side
    32,687.63x = 904,610,801.08
  5. Step 5: Solve for x
    x = 904,610,801.08/32,687.63
  6. Step 6: Final answer
    x = 27,674.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.