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Finding the Fourth Proportional to 18,034.71, 24,996.98 and 16,996.48

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Solution

The fourth proportional to 18,034.71, 24,996.98 and 16,996.48 is: 23,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.71 : 24,996.98 = 16,996.48 : x
  2. Step 2: Convert to fraction form
    18,034.71/24,996.98 = 16,996.48/x
  3. Step 3: Cross multiply
    18,034.71x = 24,996.98 × 16,996.48
  4. Step 4: Simplify right side
    18,034.71x = 424,860,670.63
  5. Step 5: Solve for x
    x = 424,860,670.63/18,034.71
  6. Step 6: Final answer
    x = 23,557.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.