Home / 17,238.51-25,851.36-6,142.25

Finding the Fourth Proportional to 17,238.51, 25,851.36 and 6,142.25

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Solution

The fourth proportional to 17,238.51, 25,851.36 and 6,142.25 is: 9,211.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238.51 : 25,851.36 = 6,142.25 : x
  2. Step 2: Convert to fraction form
    17,238.51/25,851.36 = 6,142.25/x
  3. Step 3: Cross multiply
    17,238.51x = 25,851.36 × 6,142.25
  4. Step 4: Simplify right side
    17,238.51x = 158,785,386.70
  5. Step 5: Solve for x
    x = 158,785,386.70/17,238.51
  6. Step 6: Final answer
    x = 9,211.09

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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.