Home / 50,664.13-75,955.20-21,104.17

Finding the Fourth Proportional to 50,664.13, 75,955.20 and 21,104.17

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Solution

The fourth proportional to 50,664.13, 75,955.20 and 21,104.17 is: 31,639.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,664.13 : 75,955.20 = 21,104.17 : x
  2. Step 2: Convert to fraction form
    50,664.13/75,955.20 = 21,104.17/x
  3. Step 3: Cross multiply
    50,664.13x = 75,955.20 × 21,104.17
  4. Step 4: Simplify right side
    50,664.13x = 1,602,971,453.18
  5. Step 5: Solve for x
    x = 1,602,971,453.18/50,664.13
  6. Step 6: Final answer
    x = 31,639.18

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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.