Home / 38,595.18-57,892.14-12,299.57

Finding the Fourth Proportional to 38,595.18, 57,892.14 and 12,299.57

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Solution

The fourth proportional to 38,595.18, 57,892.14 and 12,299.57 is: 18,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,595.18 : 57,892.14 = 12,299.57 : x
  2. Step 2: Convert to fraction form
    38,595.18/57,892.14 = 12,299.57/x
  3. Step 3: Cross multiply
    38,595.18x = 57,892.14 × 12,299.57
  4. Step 4: Simplify right side
    38,595.18x = 712,048,138.92
  5. Step 5: Solve for x
    x = 712,048,138.92/38,595.18
  6. Step 6: Final answer
    x = 18,449.15

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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.