Home / 38,837.28-58,243.68-12,535.68

Finding the Fourth Proportional to 38,837.28, 58,243.68 and 12,535.68

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Solution

The fourth proportional to 38,837.28, 58,243.68 and 12,535.68 is: 18,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,837.28 : 58,243.68 = 12,535.68 : x
  2. Step 2: Convert to fraction form
    38,837.28/58,243.68 = 12,535.68/x
  3. Step 3: Cross multiply
    38,837.28x = 58,243.68 × 12,535.68
  4. Step 4: Simplify right side
    38,837.28x = 730,124,134.50
  5. Step 5: Solve for x
    x = 730,124,134.50/38,837.28
  6. Step 6: Final answer
    x = 18,799.57

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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.