Home / 27,105.60-37,407.29-15,168.83

Finding the Fourth Proportional to 27,105.60, 37,407.29 and 15,168.83

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Solution

The fourth proportional to 27,105.60, 37,407.29 and 15,168.83 is: 20,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.60 : 37,407.29 = 15,168.83 : x
  2. Step 2: Convert to fraction form
    27,105.60/37,407.29 = 15,168.83/x
  3. Step 3: Cross multiply
    27,105.60x = 37,407.29 × 15,168.83
  4. Step 4: Simplify right side
    27,105.60x = 567,424,822.77
  5. Step 5: Solve for x
    x = 567,424,822.77/27,105.60
  6. Step 6: Final answer
    x = 20,933.86

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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.