Home / 38,314.60-57,477.30-12,016.60

Finding the Fourth Proportional to 38,314.60, 57,477.30 and 12,016.60

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Solution

The fourth proportional to 38,314.60, 57,477.30 and 12,016.60 is: 18,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,314.60 : 57,477.30 = 12,016.60 : x
  2. Step 2: Convert to fraction form
    38,314.60/57,477.30 = 12,016.60/x
  3. Step 3: Cross multiply
    38,314.60x = 57,477.30 × 12,016.60
  4. Step 4: Simplify right side
    38,314.60x = 690,681,723.18
  5. Step 5: Solve for x
    x = 690,681,723.18/38,314.60
  6. Step 6: Final answer
    x = 18,026.59

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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.