Home / 27,912.25-38,509.37-17,298.01

Finding the Fourth Proportional to 27,912.25, 38,509.37 and 17,298.01

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Solution

The fourth proportional to 27,912.25, 38,509.37 and 17,298.01 is: 23,865.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,912.25 : 38,509.37 = 17,298.01 : x
  2. Step 2: Convert to fraction form
    27,912.25/38,509.37 = 17,298.01/x
  3. Step 3: Cross multiply
    27,912.25x = 38,509.37 × 17,298.01
  4. Step 4: Simplify right side
    27,912.25x = 666,135,467.35
  5. Step 5: Solve for x
    x = 666,135,467.35/27,912.25
  6. Step 6: Final answer
    x = 23,865.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.