Home / 43,510.11-65,233.23-13,910.91

Finding the Fourth Proportional to 43,510.11, 65,233.23 and 13,910.91

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Solution

The fourth proportional to 43,510.11, 65,233.23 and 13,910.91 is: 20,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,510.11 : 65,233.23 = 13,910.91 : x
  2. Step 2: Convert to fraction form
    43,510.11/65,233.23 = 13,910.91/x
  3. Step 3: Cross multiply
    43,510.11x = 65,233.23 × 13,910.91
  4. Step 4: Simplify right side
    43,510.11x = 907,453,591.54
  5. Step 5: Solve for x
    x = 907,453,591.54/43,510.11
  6. Step 6: Final answer
    x = 20,856.15

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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.