Home / 26,778.43-36,952.81-15,447.25

Finding the Fourth Proportional to 26,778.43, 36,952.81 and 15,447.25

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Solution

The fourth proportional to 26,778.43, 36,952.81 and 15,447.25 is: 21,316.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,778.43 : 36,952.81 = 15,447.25 : x
  2. Step 2: Convert to fraction form
    26,778.43/36,952.81 = 15,447.25/x
  3. Step 3: Cross multiply
    26,778.43x = 36,952.81 × 15,447.25
  4. Step 4: Simplify right side
    26,778.43x = 570,819,294.27
  5. Step 5: Solve for x
    x = 570,819,294.27/26,778.43
  6. Step 6: Final answer
    x = 21,316.38

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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.