Home / 19,735.19-29,595.81-5,691.43

Finding the Fourth Proportional to 19,735.19, 29,595.81 and 5,691.43

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Solution

The fourth proportional to 19,735.19, 29,595.81 and 5,691.43 is: 8,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.19 : 29,595.81 = 5,691.43 : x
  2. Step 2: Convert to fraction form
    19,735.19/29,595.81 = 5,691.43/x
  3. Step 3: Cross multiply
    19,735.19x = 29,595.81 × 5,691.43
  4. Step 4: Simplify right side
    19,735.19x = 168,442,406.92
  5. Step 5: Solve for x
    x = 168,442,406.92/19,735.19
  6. Step 6: Final answer
    x = 8,535.13

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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.