Home / 19,564.29-29,296.35-10,789.47

Finding the Fourth Proportional to 19,564.29, 29,296.35 and 10,789.47

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Solution

The fourth proportional to 19,564.29, 29,296.35 and 10,789.47 is: 16,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,564.29 : 29,296.35 = 10,789.47 : x
  2. Step 2: Convert to fraction form
    19,564.29/29,296.35 = 10,789.47/x
  3. Step 3: Cross multiply
    19,564.29x = 29,296.35 × 10,789.47
  4. Step 4: Simplify right side
    19,564.29x = 316,092,089.43
  5. Step 5: Solve for x
    x = 316,092,089.43/19,564.29
  6. Step 6: Final answer
    x = 16,156.58

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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.