Home / 29,129.10-43,628.04-17,417.76

Finding the Fourth Proportional to 29,129.10, 43,628.04 and 17,417.76

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Solution

The fourth proportional to 29,129.10, 43,628.04 and 17,417.76 is: 26,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129.10 : 43,628.04 = 17,417.76 : x
  2. Step 2: Convert to fraction form
    29,129.10/43,628.04 = 17,417.76/x
  3. Step 3: Cross multiply
    29,129.10x = 43,628.04 × 17,417.76
  4. Step 4: Simplify right side
    29,129.10x = 759,902,729.99
  5. Step 5: Solve for x
    x = 759,902,729.99/29,129.10
  6. Step 6: Final answer
    x = 26,087.41

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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.