Home / 19,357.65-29,017.32-9,343.92

Finding the Fourth Proportional to 19,357.65, 29,017.32 and 9,343.92

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Solution

The fourth proportional to 19,357.65, 29,017.32 and 9,343.92 is: 14,006.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.65 : 29,017.32 = 9,343.92 : x
  2. Step 2: Convert to fraction form
    19,357.65/29,017.32 = 9,343.92/x
  3. Step 3: Cross multiply
    19,357.65x = 29,017.32 × 9,343.92
  4. Step 4: Simplify right side
    19,357.65x = 271,135,516.69
  5. Step 5: Solve for x
    x = 271,135,516.69/19,357.65
  6. Step 6: Final answer
    x = 14,006.63

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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.