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Finding the Fourth Proportional to 34,951.68, 48,231.86 and 19,036.08

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Solution

The fourth proportional to 34,951.68, 48,231.86 and 19,036.08 is: 26,268.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,951.68 : 48,231.86 = 19,036.08 : x
  2. Step 2: Convert to fraction form
    34,951.68/48,231.86 = 19,036.08/x
  3. Step 3: Cross multiply
    34,951.68x = 48,231.86 × 19,036.08
  4. Step 4: Simplify right side
    34,951.68x = 918,145,450.33
  5. Step 5: Solve for x
    x = 918,145,450.33/34,951.68
  6. Step 6: Final answer
    x = 26,268.99

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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.