Home / 39,102.22-58,656.78-11,022.51

Finding the Fourth Proportional to 39,102.22, 58,656.78 and 11,022.51

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Solution

The fourth proportional to 39,102.22, 58,656.78 and 11,022.51 is: 16,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,102.22 : 58,656.78 = 11,022.51 : x
  2. Step 2: Convert to fraction form
    39,102.22/58,656.78 = 11,022.51/x
  3. Step 3: Cross multiply
    39,102.22x = 58,656.78 × 11,022.51
  4. Step 4: Simplify right side
    39,102.22x = 646,544,944.12
  5. Step 5: Solve for x
    x = 646,544,944.12/39,102.22
  6. Step 6: Final answer
    x = 16,534.74

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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.