Home / 38,568.30-57,863.34-12,275.10

Finding the Fourth Proportional to 38,568.30, 57,863.34 and 12,275.10

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Solution

The fourth proportional to 38,568.30, 57,863.34 and 12,275.10 is: 18,416.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,568.30 : 57,863.34 = 12,275.10 : x
  2. Step 2: Convert to fraction form
    38,568.30/57,863.34 = 12,275.10/x
  3. Step 3: Cross multiply
    38,568.30x = 57,863.34 × 12,275.10
  4. Step 4: Simplify right side
    38,568.30x = 710,278,284.83
  5. Step 5: Solve for x
    x = 710,278,284.83/38,568.30
  6. Step 6: Final answer
    x = 18,416.12

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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.