Home / 38,837.87-58,131.51-20,092.10

Finding the Fourth Proportional to 38,837.87, 58,131.51 and 20,092.10

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Solution

The fourth proportional to 38,837.87, 58,131.51 and 20,092.10 is: 30,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,837.87 : 58,131.51 = 20,092.10 : x
  2. Step 2: Convert to fraction form
    38,837.87/58,131.51 = 20,092.10/x
  3. Step 3: Cross multiply
    38,837.87x = 58,131.51 × 20,092.10
  4. Step 4: Simplify right side
    38,837.87x = 1,167,983,821.41
  5. Step 5: Solve for x
    x = 1,167,983,821.41/38,837.87
  6. Step 6: Final answer
    x = 30,073.32

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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.