Home / 40,866.56-61,298.17-14,218.64

Finding the Fourth Proportional to 40,866.56, 61,298.17 and 14,218.64

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Solution

The fourth proportional to 40,866.56, 61,298.17 and 14,218.64 is: 21,327.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,866.56 : 61,298.17 = 14,218.64 : x
  2. Step 2: Convert to fraction form
    40,866.56/61,298.17 = 14,218.64/x
  3. Step 3: Cross multiply
    40,866.56x = 61,298.17 × 14,218.64
  4. Step 4: Simplify right side
    40,866.56x = 871,576,729.59
  5. Step 5: Solve for x
    x = 871,576,729.59/40,866.56
  6. Step 6: Final answer
    x = 21,327.38

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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.