Home / 26,400.63-39,596.14-10,605.02

Finding the Fourth Proportional to 26,400.63, 39,596.14 and 10,605.02

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Solution

The fourth proportional to 26,400.63, 39,596.14 and 10,605.02 is: 15,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.63 : 39,596.14 = 10,605.02 : x
  2. Step 2: Convert to fraction form
    26,400.63/39,596.14 = 10,605.02/x
  3. Step 3: Cross multiply
    26,400.63x = 39,596.14 × 10,605.02
  4. Step 4: Simplify right side
    26,400.63x = 419,917,834.97
  5. Step 5: Solve for x
    x = 419,917,834.97/26,400.63
  6. Step 6: Final answer
    x = 15,905.60

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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.