Home / 60,828.84-91,248.66-21,386.28

Finding the Fourth Proportional to 60,828.84, 91,248.66 and 21,386.28

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Solution

The fourth proportional to 60,828.84, 91,248.66 and 21,386.28 is: 32,081.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,828.84 : 91,248.66 = 21,386.28 : x
  2. Step 2: Convert to fraction form
    60,828.84/91,248.66 = 21,386.28/x
  3. Step 3: Cross multiply
    60,828.84x = 91,248.66 × 21,386.28
  4. Step 4: Simplify right side
    60,828.84x = 1,951,469,392.38
  5. Step 5: Solve for x
    x = 1,951,469,392.38/60,828.84
  6. Step 6: Final answer
    x = 32,081.32

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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.