Home / 22,762.14-34,135.83-8,721.42

Finding the Fourth Proportional to 22,762.14, 34,135.83 and 8,721.42

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Solution

The fourth proportional to 22,762.14, 34,135.83 and 8,721.42 is: 13,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,762.14 : 34,135.83 = 8,721.42 : x
  2. Step 2: Convert to fraction form
    22,762.14/34,135.83 = 8,721.42/x
  3. Step 3: Cross multiply
    22,762.14x = 34,135.83 × 8,721.42
  4. Step 4: Simplify right side
    22,762.14x = 297,712,910.48
  5. Step 5: Solve for x
    x = 297,712,910.48/22,762.14
  6. Step 6: Final answer
    x = 13,079.30

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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.