Home / 29,927.07-41,268.66-19,720.76

Finding the Fourth Proportional to 29,927.07, 41,268.66 and 19,720.76

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Solution

The fourth proportional to 29,927.07, 41,268.66 and 19,720.76 is: 27,194.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,927.07 : 41,268.66 = 19,720.76 : x
  2. Step 2: Convert to fraction form
    29,927.07/41,268.66 = 19,720.76/x
  3. Step 3: Cross multiply
    29,927.07x = 41,268.66 × 19,720.76
  4. Step 4: Simplify right side
    29,927.07x = 813,849,339.38
  5. Step 5: Solve for x
    x = 813,849,339.38/29,927.07
  6. Step 6: Final answer
    x = 27,194.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.