Home / 22,420.21-33,632.59-7,630.17

Finding the Fourth Proportional to 22,420.21, 33,632.59 and 7,630.17

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Solution

The fourth proportional to 22,420.21, 33,632.59 and 7,630.17 is: 11,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,420.21 : 33,632.59 = 7,630.17 : x
  2. Step 2: Convert to fraction form
    22,420.21/33,632.59 = 7,630.17/x
  3. Step 3: Cross multiply
    22,420.21x = 33,632.59 × 7,630.17
  4. Step 4: Simplify right side
    22,420.21x = 256,622,379.24
  5. Step 5: Solve for x
    x = 256,622,379.24/22,420.21
  6. Step 6: Final answer
    x = 11,446.03

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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.