Home / 23,013.13-34,520.11-7,217.81

Finding the Fourth Proportional to 23,013.13, 34,520.11 and 7,217.81

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Solution

The fourth proportional to 23,013.13, 34,520.11 and 7,217.81 is: 10,826.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.13 : 34,520.11 = 7,217.81 : x
  2. Step 2: Convert to fraction form
    23,013.13/34,520.11 = 7,217.81/x
  3. Step 3: Cross multiply
    23,013.13x = 34,520.11 × 7,217.81
  4. Step 4: Simplify right side
    23,013.13x = 249,159,422.56
  5. Step 5: Solve for x
    x = 249,159,422.56/23,013.13
  6. Step 6: Final answer
    x = 10,826.84

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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.