Home / 22,741.58-31,370.73-13,308.32

Finding the Fourth Proportional to 22,741.58, 31,370.73 and 13,308.32

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Solution

The fourth proportional to 22,741.58, 31,370.73 and 13,308.32 is: 18,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,741.58 : 31,370.73 = 13,308.32 : x
  2. Step 2: Convert to fraction form
    22,741.58/31,370.73 = 13,308.32/x
  3. Step 3: Cross multiply
    22,741.58x = 31,370.73 × 13,308.32
  4. Step 4: Simplify right side
    22,741.58x = 417,491,556.62
  5. Step 5: Solve for x
    x = 417,491,556.62/22,741.58
  6. Step 6: Final answer
    x = 18,358.08

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Similar ratio
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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.