Home / 26,611.71-39,933.02-9,983.31

Finding the Fourth Proportional to 26,611.71, 39,933.02 and 9,983.31

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Solution

The fourth proportional to 26,611.71, 39,933.02 and 9,983.31 is: 14,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.71 : 39,933.02 = 9,983.31 : x
  2. Step 2: Convert to fraction form
    26,611.71/39,933.02 = 9,983.31/x
  3. Step 3: Cross multiply
    26,611.71x = 39,933.02 × 9,983.31
  4. Step 4: Simplify right side
    26,611.71x = 398,663,667.98
  5. Step 5: Solve for x
    x = 398,663,667.98/26,611.71
  6. Step 6: Final answer
    x = 14,980.76

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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.