Home / 38,568.15-57,856.48-12,266.74

Finding the Fourth Proportional to 38,568.15, 57,856.48 and 12,266.74

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Solution

The fourth proportional to 38,568.15, 57,856.48 and 12,266.74 is: 18,401.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,568.15 : 57,856.48 = 12,266.74 : x
  2. Step 2: Convert to fraction form
    38,568.15/57,856.48 = 12,266.74/x
  3. Step 3: Cross multiply
    38,568.15x = 57,856.48 × 12,266.74
  4. Step 4: Simplify right side
    38,568.15x = 709,710,439.13
  5. Step 5: Solve for x
    x = 709,710,439.13/38,568.15
  6. Step 6: Final answer
    x = 18,401.46

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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.