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Finding the Fourth Proportional to 22,389.84, 33,584.36 and 9,068.88

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Solution

The fourth proportional to 22,389.84, 33,584.36 and 9,068.88 is: 13,603.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,389.84 : 33,584.36 = 9,068.88 : x
  2. Step 2: Convert to fraction form
    22,389.84/33,584.36 = 9,068.88/x
  3. Step 3: Cross multiply
    22,389.84x = 33,584.36 × 9,068.88
  4. Step 4: Simplify right side
    22,389.84x = 304,572,530.72
  5. Step 5: Solve for x
    x = 304,572,530.72/22,389.84
  6. Step 6: Final answer
    x = 13,603.16

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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.