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Finding the Fourth Proportional to 34,807.62, 48,034.57 and 18,892.08

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Solution

The fourth proportional to 34,807.62, 48,034.57 and 18,892.08 is: 26,071.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807.62 : 48,034.57 = 18,892.08 : x
  2. Step 2: Convert to fraction form
    34,807.62/48,034.57 = 18,892.08/x
  3. Step 3: Cross multiply
    34,807.62x = 48,034.57 × 18,892.08
  4. Step 4: Simplify right side
    34,807.62x = 907,472,651.80
  5. Step 5: Solve for x
    x = 907,472,651.80/34,807.62
  6. Step 6: Final answer
    x = 26,071.09

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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.