Home / 19,821.59-29,732.38-5,970.59

Finding the Fourth Proportional to 19,821.59, 29,732.38 and 5,970.59

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Solution

The fourth proportional to 19,821.59, 29,732.38 and 5,970.59 is: 8,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,821.59 : 29,732.38 = 5,970.59 : x
  2. Step 2: Convert to fraction form
    19,821.59/29,732.38 = 5,970.59/x
  3. Step 3: Cross multiply
    19,821.59x = 29,732.38 × 5,970.59
  4. Step 4: Simplify right side
    19,821.59x = 177,519,702.04
  5. Step 5: Solve for x
    x = 177,519,702.04/19,821.59
  6. Step 6: Final answer
    x = 8,955.88

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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.