Home / 30,568.12-45,856.02-9,793.72

Finding the Fourth Proportional to 30,568.12, 45,856.02 and 9,793.72

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Solution

The fourth proportional to 30,568.12, 45,856.02 and 9,793.72 is: 14,691.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,568.12 : 45,856.02 = 9,793.72 : x
  2. Step 2: Convert to fraction form
    30,568.12/45,856.02 = 9,793.72/x
  3. Step 3: Cross multiply
    30,568.12x = 45,856.02 × 9,793.72
  4. Step 4: Simplify right side
    30,568.12x = 449,101,020.19
  5. Step 5: Solve for x
    x = 449,101,020.19/30,568.12
  6. Step 6: Final answer
    x = 14,691.81

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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.