Home / 17,709.87-26,556.86-5,225.51

Finding the Fourth Proportional to 17,709.87, 26,556.86 and 5,225.51

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Solution

The fourth proportional to 17,709.87, 26,556.86 and 5,225.51 is: 7,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.87 : 26,556.86 = 5,225.51 : x
  2. Step 2: Convert to fraction form
    17,709.87/26,556.86 = 5,225.51/x
  3. Step 3: Cross multiply
    17,709.87x = 26,556.86 × 5,225.51
  4. Step 4: Simplify right side
    17,709.87x = 138,773,216.95
  5. Step 5: Solve for x
    x = 138,773,216.95/17,709.87
  6. Step 6: Final answer
    x = 7,835.92

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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.