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Finding the Fourth Proportional to 29,341.57, 40,484.58 and 19,799.17

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Solution

The fourth proportional to 29,341.57, 40,484.58 and 19,799.17 is: 27,318.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,341.57 : 40,484.58 = 19,799.17 : x
  2. Step 2: Convert to fraction form
    29,341.57/40,484.58 = 19,799.17/x
  3. Step 3: Cross multiply
    29,341.57x = 40,484.58 × 19,799.17
  4. Step 4: Simplify right side
    29,341.57x = 801,560,879.38
  5. Step 5: Solve for x
    x = 801,560,879.38/29,341.57
  6. Step 6: Final answer
    x = 27,318.27

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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.