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Finding the Fourth Proportional to 17,937.78, 24,754.94 and 14,948.62

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Solution

The fourth proportional to 17,937.78, 24,754.94 and 14,948.62 is: 20,629.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.78 : 24,754.94 = 14,948.62 : x
  2. Step 2: Convert to fraction form
    17,937.78/24,754.94 = 14,948.62/x
  3. Step 3: Cross multiply
    17,937.78x = 24,754.94 × 14,948.62
  4. Step 4: Simplify right side
    17,937.78x = 370,052,191.18
  5. Step 5: Solve for x
    x = 370,052,191.18/17,937.78
  6. Step 6: Final answer
    x = 20,629.77

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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.