Home / 27,807.02-41,684.61-13,939.82

Finding the Fourth Proportional to 27,807.02, 41,684.61 and 13,939.82

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Solution

The fourth proportional to 27,807.02, 41,684.61 and 13,939.82 is: 20,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,807.02 : 41,684.61 = 13,939.82 : x
  2. Step 2: Convert to fraction form
    27,807.02/41,684.61 = 13,939.82/x
  3. Step 3: Cross multiply
    27,807.02x = 41,684.61 × 13,939.82
  4. Step 4: Simplify right side
    27,807.02x = 581,075,960.17
  5. Step 5: Solve for x
    x = 581,075,960.17/27,807.02
  6. Step 6: Final answer
    x = 20,896.74

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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.