Home / 38,303.08-57,454.62-12,010.12

Finding the Fourth Proportional to 38,303.08, 57,454.62 and 12,010.12

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Solution

The fourth proportional to 38,303.08, 57,454.62 and 12,010.12 is: 18,015.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,303.08 : 57,454.62 = 12,010.12 : x
  2. Step 2: Convert to fraction form
    38,303.08/57,454.62 = 12,010.12/x
  3. Step 3: Cross multiply
    38,303.08x = 57,454.62 × 12,010.12
  4. Step 4: Simplify right side
    38,303.08x = 690,036,880.75
  5. Step 5: Solve for x
    x = 690,036,880.75/38,303.08
  6. Step 6: Final answer
    x = 18,015.18

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Similar ratio
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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.