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Finding the Fourth Proportional to 23,748.84, 32,775.84 and 13,677.68

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Solution

The fourth proportional to 23,748.84, 32,775.84 and 13,677.68 is: 18,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,748.84 : 32,775.84 = 13,677.68 : x
  2. Step 2: Convert to fraction form
    23,748.84/32,775.84 = 13,677.68/x
  3. Step 3: Cross multiply
    23,748.84x = 32,775.84 × 13,677.68
  4. Step 4: Simplify right side
    23,748.84x = 448,297,451.25
  5. Step 5: Solve for x
    x = 448,297,451.25/23,748.84
  6. Step 6: Final answer
    x = 18,876.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.