Home / 18,819.13-25,952.37-11,264.26

Finding the Fourth Proportional to 18,819.13, 25,952.37 and 11,264.26

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Solution

The fourth proportional to 18,819.13, 25,952.37 and 11,264.26 is: 15,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,819.13 : 25,952.37 = 11,264.26 : x
  2. Step 2: Convert to fraction form
    18,819.13/25,952.37 = 11,264.26/x
  3. Step 3: Cross multiply
    18,819.13x = 25,952.37 × 11,264.26
  4. Step 4: Simplify right side
    18,819.13x = 292,334,243.30
  5. Step 5: Solve for x
    x = 292,334,243.30/18,819.13
  6. Step 6: Final answer
    x = 15,533.89

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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.