Home / 49,862.30-74,729.46-21,774.74

Finding the Fourth Proportional to 49,862.30, 74,729.46 and 21,774.74

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Solution

The fourth proportional to 49,862.30, 74,729.46 and 21,774.74 is: 32,634.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,862.30 : 74,729.46 = 21,774.74 : x
  2. Step 2: Convert to fraction form
    49,862.30/74,729.46 = 21,774.74/x
  3. Step 3: Cross multiply
    49,862.30x = 74,729.46 × 21,774.74
  4. Step 4: Simplify right side
    49,862.30x = 1,627,214,561.84
  5. Step 5: Solve for x
    x = 1,627,214,561.84/49,862.30
  6. Step 6: Final answer
    x = 32,634.17

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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.