Home / 15,321.22-23,001.27-13,027.30

Finding the Fourth Proportional to 15,321.22, 23,001.27 and 13,027.30

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Solution

The fourth proportional to 15,321.22, 23,001.27 and 13,027.30 is: 19,557.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,321.22 : 23,001.27 = 13,027.30 : x
  2. Step 2: Convert to fraction form
    15,321.22/23,001.27 = 13,027.30/x
  3. Step 3: Cross multiply
    15,321.22x = 23,001.27 × 13,027.30
  4. Step 4: Simplify right side
    15,321.22x = 299,644,338.32
  5. Step 5: Solve for x
    x = 299,644,338.32/15,321.22
  6. Step 6: Final answer
    x = 19,557.48

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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.