Home / 38,440.50-57,656.82-10,359.42

Finding the Fourth Proportional to 38,440.50, 57,656.82 and 10,359.42

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Solution

The fourth proportional to 38,440.50, 57,656.82 and 10,359.42 is: 15,538.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,440.50 : 57,656.82 = 10,359.42 : x
  2. Step 2: Convert to fraction form
    38,440.50/57,656.82 = 10,359.42/x
  3. Step 3: Cross multiply
    38,440.50x = 57,656.82 × 10,359.42
  4. Step 4: Simplify right side
    38,440.50x = 597,291,214.24
  5. Step 5: Solve for x
    x = 597,291,214.24/38,440.50
  6. Step 6: Final answer
    x = 15,538.07

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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.