Home / 40,866.31-61,297.79-14,218.39

Finding the Fourth Proportional to 40,866.31, 61,297.79 and 14,218.39

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Solution

The fourth proportional to 40,866.31, 61,297.79 and 14,218.39 is: 21,327.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,866.31 : 61,297.79 = 14,218.39 : x
  2. Step 2: Convert to fraction form
    40,866.31/61,297.79 = 14,218.39/x
  3. Step 3: Cross multiply
    40,866.31x = 61,297.79 × 14,218.39
  4. Step 4: Simplify right side
    40,866.31x = 871,555,884.36
  5. Step 5: Solve for x
    x = 871,555,884.36/40,866.31
  6. Step 6: Final answer
    x = 21,327.00

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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.