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Finding the Fourth Proportional to 34,753.84, 47,960.04 and 18,838.48

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Solution

The fourth proportional to 34,753.84, 47,960.04 and 18,838.48 is: 25,996.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,753.84 : 47,960.04 = 18,838.48 : x
  2. Step 2: Convert to fraction form
    34,753.84/47,960.04 = 18,838.48/x
  3. Step 3: Cross multiply
    34,753.84x = 47,960.04 × 18,838.48
  4. Step 4: Simplify right side
    34,753.84x = 903,494,254.34
  5. Step 5: Solve for x
    x = 903,494,254.34/34,753.84
  6. Step 6: Final answer
    x = 25,996.96

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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.