Home / 14,239.43-19,650.29-7,866.01

Finding the Fourth Proportional to 14,239.43, 19,650.29 and 7,866.01

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Solution

The fourth proportional to 14,239.43, 19,650.29 and 7,866.01 is: 10,855.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.43 : 19,650.29 = 7,866.01 : x
  2. Step 2: Convert to fraction form
    14,239.43/19,650.29 = 7,866.01/x
  3. Step 3: Cross multiply
    14,239.43x = 19,650.29 × 7,866.01
  4. Step 4: Simplify right side
    14,239.43x = 154,569,377.64
  5. Step 5: Solve for x
    x = 154,569,377.64/14,239.43
  6. Step 6: Final answer
    x = 10,855.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.