Home / 22,472.36-33,707.28-6,890

Finding the Fourth Proportional to 22,472.36, 33,707.28 and 6,890

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Solution

The fourth proportional to 22,472.36, 33,707.28 and 6,890 is: 10,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,472.36 : 33,707.28 = 6,890 : x
  2. Step 2: Convert to fraction form
    22,472.36/33,707.28 = 6,890/x
  3. Step 3: Cross multiply
    22,472.36x = 33,707.28 × 6,890
  4. Step 4: Simplify right side
    22,472.36x = 232,243,159.20
  5. Step 5: Solve for x
    x = 232,243,159.20/22,472.36
  6. Step 6: Final answer
    x = 10,334.61

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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.