Home / 14,234.74-21,359.82-5,920.48

Finding the Fourth Proportional to 14,234.74, 21,359.82 and 5,920.48

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Solution

The fourth proportional to 14,234.74, 21,359.82 and 5,920.48 is: 8,883.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.74 : 21,359.82 = 5,920.48 : x
  2. Step 2: Convert to fraction form
    14,234.74/21,359.82 = 5,920.48/x
  3. Step 3: Cross multiply
    14,234.74x = 21,359.82 × 5,920.48
  4. Step 4: Simplify right side
    14,234.74x = 126,460,387.11
  5. Step 5: Solve for x
    x = 126,460,387.11/14,234.74
  6. Step 6: Final answer
    x = 8,883.93

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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.