Home / 17,820.99-26,729.43-4,674.42

Finding the Fourth Proportional to 17,820.99, 26,729.43 and 4,674.42

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Solution

The fourth proportional to 17,820.99, 26,729.43 and 4,674.42 is: 7,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,820.99 : 26,729.43 = 4,674.42 : x
  2. Step 2: Convert to fraction form
    17,820.99/26,729.43 = 4,674.42/x
  3. Step 3: Cross multiply
    17,820.99x = 26,729.43 × 4,674.42
  4. Step 4: Simplify right side
    17,820.99x = 124,944,582.18
  5. Step 5: Solve for x
    x = 124,944,582.18/17,820.99
  6. Step 6: Final answer
    x = 7,011.09

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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.