Home / 22,113.86-33,127.04-10,391.54

Finding the Fourth Proportional to 22,113.86, 33,127.04 and 10,391.54

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Solution

The fourth proportional to 22,113.86, 33,127.04 and 10,391.54 is: 15,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113.86 : 33,127.04 = 10,391.54 : x
  2. Step 2: Convert to fraction form
    22,113.86/33,127.04 = 10,391.54/x
  3. Step 3: Cross multiply
    22,113.86x = 33,127.04 × 10,391.54
  4. Step 4: Simplify right side
    22,113.86x = 344,240,821.59
  5. Step 5: Solve for x
    x = 344,240,821.59/22,113.86
  6. Step 6: Final answer
    x = 15,566.75

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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.