Home / 27,980.08-38,598.07-17,351.26

Finding the Fourth Proportional to 27,980.08, 38,598.07 and 17,351.26

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Solution

The fourth proportional to 27,980.08, 38,598.07 and 17,351.26 is: 23,935.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,980.08 : 38,598.07 = 17,351.26 : x
  2. Step 2: Convert to fraction form
    27,980.08/38,598.07 = 17,351.26/x
  3. Step 3: Cross multiply
    27,980.08x = 38,598.07 × 17,351.26
  4. Step 4: Simplify right side
    27,980.08x = 669,725,257.84
  5. Step 5: Solve for x
    x = 669,725,257.84/27,980.08
  6. Step 6: Final answer
    x = 23,935.79

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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.