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Finding the Fourth Proportional to 22,445.84, 33,693.37 and 9,307.44

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Solution

The fourth proportional to 22,445.84, 33,693.37 and 9,307.44 is: 13,971.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445.84 : 33,693.37 = 9,307.44 : x
  2. Step 2: Convert to fraction form
    22,445.84/33,693.37 = 9,307.44/x
  3. Step 3: Cross multiply
    22,445.84x = 33,693.37 × 9,307.44
  4. Step 4: Simplify right side
    22,445.84x = 313,599,019.67
  5. Step 5: Solve for x
    x = 313,599,019.67/22,445.84
  6. Step 6: Final answer
    x = 13,971.36

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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.