Home / 36,199.65-54,256.28-15,139.65

Finding the Fourth Proportional to 36,199.65, 54,256.28 and 15,139.65

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Solution

The fourth proportional to 36,199.65, 54,256.28 and 15,139.65 is: 22,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199.65 : 54,256.28 = 15,139.65 : x
  2. Step 2: Convert to fraction form
    36,199.65/54,256.28 = 15,139.65/x
  3. Step 3: Cross multiply
    36,199.65x = 54,256.28 × 15,139.65
  4. Step 4: Simplify right side
    36,199.65x = 821,421,013.80
  5. Step 5: Solve for x
    x = 821,421,013.80/36,199.65
  6. Step 6: Final answer
    x = 22,691.41

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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.