Home / 22,399.24-30,910.50-14,020.36

Finding the Fourth Proportional to 22,399.24, 30,910.50 and 14,020.36

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Solution

The fourth proportional to 22,399.24, 30,910.50 and 14,020.36 is: 19,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,399.24 : 30,910.50 = 14,020.36 : x
  2. Step 2: Convert to fraction form
    22,399.24/30,910.50 = 14,020.36/x
  3. Step 3: Cross multiply
    22,399.24x = 30,910.50 × 14,020.36
  4. Step 4: Simplify right side
    22,399.24x = 433,376,337.78
  5. Step 5: Solve for x
    x = 433,376,337.78/22,399.24
  6. Step 6: Final answer
    x = 19,347.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.