Home / 17,570.85-26,349.64-5,721.53

Finding the Fourth Proportional to 17,570.85, 26,349.64 and 5,721.53

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Solution

The fourth proportional to 17,570.85, 26,349.64 and 5,721.53 is: 8,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.85 : 26,349.64 = 5,721.53 : x
  2. Step 2: Convert to fraction form
    17,570.85/26,349.64 = 5,721.53/x
  3. Step 3: Cross multiply
    17,570.85x = 26,349.64 × 5,721.53
  4. Step 4: Simplify right side
    17,570.85x = 150,760,109.70
  5. Step 5: Solve for x
    x = 150,760,109.70/17,570.85
  6. Step 6: Final answer
    x = 8,580.13

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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.