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Finding the Fourth Proportional to 22,224.96, 33,337.44 and 6,642.08

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Solution

The fourth proportional to 22,224.96, 33,337.44 and 6,642.08 is: 9,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224.96 : 33,337.44 = 6,642.08 : x
  2. Step 2: Convert to fraction form
    22,224.96/33,337.44 = 6,642.08/x
  3. Step 3: Cross multiply
    22,224.96x = 33,337.44 × 6,642.08
  4. Step 4: Simplify right side
    22,224.96x = 221,429,943.48
  5. Step 5: Solve for x
    x = 221,429,943.48/22,224.96
  6. Step 6: Final answer
    x = 9,963.12

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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.