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Finding the Fourth Proportional to 34,950.25, 48,231.90 and 19,034.69

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Solution

The fourth proportional to 34,950.25, 48,231.90 and 19,034.69 is: 26,268.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,950.25 : 48,231.90 = 19,034.69 : x
  2. Step 2: Convert to fraction form
    34,950.25/48,231.90 = 19,034.69/x
  3. Step 3: Cross multiply
    34,950.25x = 48,231.90 × 19,034.69
  4. Step 4: Simplify right side
    34,950.25x = 918,079,222.77
  5. Step 5: Solve for x
    x = 918,079,222.77/34,950.25
  6. Step 6: Final answer
    x = 26,268.17

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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.