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Finding the Fourth Proportional to 34,882.67, 48,137.95 and 18,967.79

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Solution

The fourth proportional to 34,882.67, 48,137.95 and 18,967.79 is: 26,175.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,882.67 : 48,137.95 = 18,967.79 : x
  2. Step 2: Convert to fraction form
    34,882.67/48,137.95 = 18,967.79/x
  3. Step 3: Cross multiply
    34,882.67x = 48,137.95 × 18,967.79
  4. Step 4: Simplify right side
    34,882.67x = 913,070,526.63
  5. Step 5: Solve for x
    x = 913,070,526.63/34,882.67
  6. Step 6: Final answer
    x = 26,175.48

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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.