Home / 22,000.23-30,370.86-12,566.97

Finding the Fourth Proportional to 22,000.23, 30,370.86 and 12,566.97

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Solution

The fourth proportional to 22,000.23, 30,370.86 and 12,566.97 is: 17,348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.23 : 30,370.86 = 12,566.97 : x
  2. Step 2: Convert to fraction form
    22,000.23/30,370.86 = 12,566.97/x
  3. Step 3: Cross multiply
    22,000.23x = 30,370.86 × 12,566.97
  4. Step 4: Simplify right side
    22,000.23x = 381,669,686.49
  5. Step 5: Solve for x
    x = 381,669,686.49/22,000.23
  6. Step 6: Final answer
    x = 17,348.44

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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.