Home / 38,007.72-57,008.70-13,366.44

Finding the Fourth Proportional to 38,007.72, 57,008.70 and 13,366.44

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Solution

The fourth proportional to 38,007.72, 57,008.70 and 13,366.44 is: 20,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,007.72 : 57,008.70 = 13,366.44 : x
  2. Step 2: Convert to fraction form
    38,007.72/57,008.70 = 13,366.44/x
  3. Step 3: Cross multiply
    38,007.72x = 57,008.70 × 13,366.44
  4. Step 4: Simplify right side
    38,007.72x = 762,003,368.03
  5. Step 5: Solve for x
    x = 762,003,368.03/38,007.72
  6. Step 6: Final answer
    x = 20,048.65

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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.