Home / 17,429.01-26,143.11-4,281.36

Finding the Fourth Proportional to 17,429.01, 26,143.11 and 4,281.36

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Solution

The fourth proportional to 17,429.01, 26,143.11 and 4,281.36 is: 6,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.01 : 26,143.11 = 4,281.36 : x
  2. Step 2: Convert to fraction form
    17,429.01/26,143.11 = 4,281.36/x
  3. Step 3: Cross multiply
    17,429.01x = 26,143.11 × 4,281.36
  4. Step 4: Simplify right side
    17,429.01x = 111,928,065.43
  5. Step 5: Solve for x
    x = 111,928,065.43/17,429.01
  6. Step 6: Final answer
    x = 6,421.94

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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.