Home / 38,359.20-57,538.26-10,657.20

Finding the Fourth Proportional to 38,359.20, 57,538.26 and 10,657.20

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Solution

The fourth proportional to 38,359.20, 57,538.26 and 10,657.20 is: 15,985.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,359.20 : 57,538.26 = 10,657.20 : x
  2. Step 2: Convert to fraction form
    38,359.20/57,538.26 = 10,657.20/x
  3. Step 3: Cross multiply
    38,359.20x = 57,538.26 × 10,657.20
  4. Step 4: Simplify right side
    38,359.20x = 613,196,744.47
  5. Step 5: Solve for x
    x = 613,196,744.47/38,359.20
  6. Step 6: Final answer
    x = 15,985.65

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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.