Home / 64,367.13-96,557.37-17,620

Finding the Fourth Proportional to 64,367.13, 96,557.37 and 17,620

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Solution

The fourth proportional to 64,367.13, 96,557.37 and 17,620 is: 26,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,367.13 : 96,557.37 = 17,620 : x
  2. Step 2: Convert to fraction form
    64,367.13/96,557.37 = 17,620/x
  3. Step 3: Cross multiply
    64,367.13x = 96,557.37 × 17,620
  4. Step 4: Simplify right side
    64,367.13x = 1,701,340,859.40
  5. Step 5: Solve for x
    x = 1,701,340,859.40/64,367.13
  6. Step 6: Final answer
    x = 26,431.83

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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.