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Finding the Fourth Proportional to 34,834.66, 48,071.81 and 19,727.32

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Solution

The fourth proportional to 34,834.66, 48,071.81 and 19,727.32 is: 27,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,834.66 : 48,071.81 = 19,727.32 : x
  2. Step 2: Convert to fraction form
    34,834.66/48,071.81 = 19,727.32/x
  3. Step 3: Cross multiply
    34,834.66x = 48,071.81 × 19,727.32
  4. Step 4: Simplify right side
    34,834.66x = 948,327,817.85
  5. Step 5: Solve for x
    x = 948,327,817.85/34,834.66
  6. Step 6: Final answer
    x = 27,223.69

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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.