Home / 26,221.23-39,331.47-6,499.68

Finding the Fourth Proportional to 26,221.23, 39,331.47 and 6,499.68

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Solution

The fourth proportional to 26,221.23, 39,331.47 and 6,499.68 is: 9,749.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,221.23 : 39,331.47 = 6,499.68 : x
  2. Step 2: Convert to fraction form
    26,221.23/39,331.47 = 6,499.68/x
  3. Step 3: Cross multiply
    26,221.23x = 39,331.47 × 6,499.68
  4. Step 4: Simplify right side
    26,221.23x = 255,641,968.93
  5. Step 5: Solve for x
    x = 255,641,968.93/26,221.23
  6. Step 6: Final answer
    x = 9,749.43

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Similar ratio
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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.