Home / 17,390.89-26,080.87-5,701.38

Finding the Fourth Proportional to 17,390.89, 26,080.87 and 5,701.38

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Solution

The fourth proportional to 17,390.89, 26,080.87 and 5,701.38 is: 8,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.89 : 26,080.87 = 5,701.38 : x
  2. Step 2: Convert to fraction form
    17,390.89/26,080.87 = 5,701.38/x
  3. Step 3: Cross multiply
    17,390.89x = 26,080.87 × 5,701.38
  4. Step 4: Simplify right side
    17,390.89x = 148,696,950.60
  5. Step 5: Solve for x
    x = 148,696,950.60/17,390.89
  6. Step 6: Final answer
    x = 8,550.28

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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.