Home / 22,574.70-31,179.33-21,262.50

Finding the Fourth Proportional to 22,574.70, 31,179.33 and 21,262.50

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Solution

The fourth proportional to 22,574.70, 31,179.33 and 21,262.50 is: 29,366.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,574.70 : 31,179.33 = 21,262.50 : x
  2. Step 2: Convert to fraction form
    22,574.70/31,179.33 = 21,262.50/x
  3. Step 3: Cross multiply
    22,574.70x = 31,179.33 × 21,262.50
  4. Step 4: Simplify right side
    22,574.70x = 662,950,504.13
  5. Step 5: Solve for x
    x = 662,950,504.13/22,574.70
  6. Step 6: Final answer
    x = 29,366.97

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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.