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Finding the Fourth Proportional to 34,750.69, 47,956.03 and 18,835.13

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Solution

The fourth proportional to 34,750.69, 47,956.03 and 18,835.13 is: 25,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,750.69 : 47,956.03 = 18,835.13 : x
  2. Step 2: Convert to fraction form
    34,750.69/47,956.03 = 18,835.13/x
  3. Step 3: Cross multiply
    34,750.69x = 47,956.03 × 18,835.13
  4. Step 4: Simplify right side
    34,750.69x = 903,258,132.14
  5. Step 5: Solve for x
    x = 903,258,132.14/34,750.69
  6. Step 6: Final answer
    x = 25,992.53

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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.