Home / 22,707.09-34,013.75-13,318.85

Finding the Fourth Proportional to 22,707.09, 34,013.75 and 13,318.85

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Solution

The fourth proportional to 22,707.09, 34,013.75 and 13,318.85 is: 19,950.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,707.09 : 34,013.75 = 13,318.85 : x
  2. Step 2: Convert to fraction form
    22,707.09/34,013.75 = 13,318.85/x
  3. Step 3: Cross multiply
    22,707.09x = 34,013.75 × 13,318.85
  4. Step 4: Simplify right side
    22,707.09x = 453,024,052.63
  5. Step 5: Solve for x
    x = 453,024,052.63/22,707.09
  6. Step 6: Final answer
    x = 19,950.78

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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.