Home / 22,521.56-33,802.79-12,000.38

Finding the Fourth Proportional to 22,521.56, 33,802.79 and 12,000.38

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Solution

The fourth proportional to 22,521.56, 33,802.79 and 12,000.38 is: 18,011.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,521.56 : 33,802.79 = 12,000.38 : x
  2. Step 2: Convert to fraction form
    22,521.56/33,802.79 = 12,000.38/x
  3. Step 3: Cross multiply
    22,521.56x = 33,802.79 × 12,000.38
  4. Step 4: Simplify right side
    22,521.56x = 405,646,096.04
  5. Step 5: Solve for x
    x = 405,646,096.04/22,521.56
  6. Step 6: Final answer
    x = 18,011.46

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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.