Home / 26,341.47-39,507.78-8,811.27

Finding the Fourth Proportional to 26,341.47, 39,507.78 and 8,811.27

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Solution

The fourth proportional to 26,341.47, 39,507.78 and 8,811.27 is: 13,215.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,341.47 : 39,507.78 = 8,811.27 : x
  2. Step 2: Convert to fraction form
    26,341.47/39,507.78 = 8,811.27/x
  3. Step 3: Cross multiply
    26,341.47x = 39,507.78 × 8,811.27
  4. Step 4: Simplify right side
    26,341.47x = 348,113,716.68
  5. Step 5: Solve for x
    x = 348,113,716.68/26,341.47
  6. Step 6: Final answer
    x = 13,215.42

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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.