Home / 23,205.05-34,778.98-9,150.94

Finding the Fourth Proportional to 23,205.05, 34,778.98 and 9,150.94

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Solution

The fourth proportional to 23,205.05, 34,778.98 and 9,150.94 is: 13,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,205.05 : 34,778.98 = 9,150.94 : x
  2. Step 2: Convert to fraction form
    23,205.05/34,778.98 = 9,150.94/x
  3. Step 3: Cross multiply
    23,205.05x = 34,778.98 × 9,150.94
  4. Step 4: Simplify right side
    23,205.05x = 318,260,139.59
  5. Step 5: Solve for x
    x = 318,260,139.59/23,205.05
  6. Step 6: Final answer
    x = 13,715.13

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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.