Home / 22,018.90-33,027.18-7,225.88

Finding the Fourth Proportional to 22,018.90, 33,027.18 and 7,225.88

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Solution

The fourth proportional to 22,018.90, 33,027.18 and 7,225.88 is: 10,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018.90 : 33,027.18 = 7,225.88 : x
  2. Step 2: Convert to fraction form
    22,018.90/33,027.18 = 7,225.88/x
  3. Step 3: Cross multiply
    22,018.90x = 33,027.18 × 7,225.88
  4. Step 4: Simplify right side
    22,018.90x = 238,650,439.42
  5. Step 5: Solve for x
    x = 238,650,439.42/22,018.90
  6. Step 6: Final answer
    x = 10,838.44

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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.