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Finding the Fourth Proportional to 24,788.84, 37,190.54 and 9,990.14

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Solution

The fourth proportional to 24,788.84, 37,190.54 and 9,990.14 is: 14,988.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,788.84 : 37,190.54 = 9,990.14 : x
  2. Step 2: Convert to fraction form
    24,788.84/37,190.54 = 9,990.14/x
  3. Step 3: Cross multiply
    24,788.84x = 37,190.54 × 9,990.14
  4. Step 4: Simplify right side
    24,788.84x = 371,538,540.30
  5. Step 5: Solve for x
    x = 371,538,540.30/24,788.84
  6. Step 6: Final answer
    x = 14,988.14

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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.