Home / 64,626.63-96,929.01-17,868.57

Finding the Fourth Proportional to 64,626.63, 96,929.01 and 17,868.57

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Solution

The fourth proportional to 64,626.63, 96,929.01 and 17,868.57 is: 26,799.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,626.63 : 96,929.01 = 17,868.57 : x
  2. Step 2: Convert to fraction form
    64,626.63/96,929.01 = 17,868.57/x
  3. Step 3: Cross multiply
    64,626.63x = 96,929.01 × 17,868.57
  4. Step 4: Simplify right side
    64,626.63x = 1,731,982,800.22
  5. Step 5: Solve for x
    x = 1,731,982,800.22/64,626.63
  6. Step 6: Final answer
    x = 26,799.83

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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.