Home / 19,505.79-29,253.10-6,359.31

Finding the Fourth Proportional to 19,505.79, 29,253.10 and 6,359.31

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Solution

The fourth proportional to 19,505.79, 29,253.10 and 6,359.31 is: 9,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505.79 : 29,253.10 = 6,359.31 : x
  2. Step 2: Convert to fraction form
    19,505.79/29,253.10 = 6,359.31/x
  3. Step 3: Cross multiply
    19,505.79x = 29,253.10 × 6,359.31
  4. Step 4: Simplify right side
    19,505.79x = 186,029,531.36
  5. Step 5: Solve for x
    x = 186,029,531.36/19,505.79
  6. Step 6: Final answer
    x = 9,537.14

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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.