Home / 22,478.06-33,711.29-6,679.36

Finding the Fourth Proportional to 22,478.06, 33,711.29 and 6,679.36

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Solution

The fourth proportional to 22,478.06, 33,711.29 and 6,679.36 is: 10,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478.06 : 33,711.29 = 6,679.36 : x
  2. Step 2: Convert to fraction form
    22,478.06/33,711.29 = 6,679.36/x
  3. Step 3: Cross multiply
    22,478.06x = 33,711.29 × 6,679.36
  4. Step 4: Simplify right side
    22,478.06x = 225,169,875.76
  5. Step 5: Solve for x
    x = 225,169,875.76/22,478.06
  6. Step 6: Final answer
    x = 10,017.32

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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.