Home / 17,214.81-25,768.58-13,255.82

Finding the Fourth Proportional to 17,214.81, 25,768.58 and 13,255.82

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Solution

The fourth proportional to 17,214.81, 25,768.58 and 13,255.82 is: 19,842.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,214.81 : 25,768.58 = 13,255.82 : x
  2. Step 2: Convert to fraction form
    17,214.81/25,768.58 = 13,255.82/x
  3. Step 3: Cross multiply
    17,214.81x = 25,768.58 × 13,255.82
  4. Step 4: Simplify right side
    17,214.81x = 341,583,463.01
  5. Step 5: Solve for x
    x = 341,583,463.01/17,214.81
  6. Step 6: Final answer
    x = 19,842.42

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1.5x scale

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.