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Finding the Fourth Proportional to 35,491.67, 48,878.84 and 34,716.65

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Solution

The fourth proportional to 35,491.67, 48,878.84 and 34,716.65 is: 47,811.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,491.67 : 48,878.84 = 34,716.65 : x
  2. Step 2: Convert to fraction form
    35,491.67/48,878.84 = 34,716.65/x
  3. Step 3: Cross multiply
    35,491.67x = 48,878.84 × 34,716.65
  4. Step 4: Simplify right side
    35,491.67x = 1,696,909,162.71
  5. Step 5: Solve for x
    x = 1,696,909,162.71/35,491.67
  6. Step 6: Final answer
    x = 47,811.48

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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.