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Finding the Fourth Proportional to 29,095.34, 43,662.11 and 15,957

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Solution

The fourth proportional to 29,095.34, 43,662.11 and 15,957 is: 23,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,095.34 : 43,662.11 = 15,957 : x
  2. Step 2: Convert to fraction form
    29,095.34/43,662.11 = 15,957/x
  3. Step 3: Cross multiply
    29,095.34x = 43,662.11 × 15,957
  4. Step 4: Simplify right side
    29,095.34x = 696,716,209.49
  5. Step 5: Solve for x
    x = 696,716,209.49/29,095.34
  6. Step 6: Final answer
    x = 23,945.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.