Home / 14,238.98-21,350.47-5,913.39

Finding the Fourth Proportional to 14,238.98, 21,350.47 and 5,913.39

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Solution

The fourth proportional to 14,238.98, 21,350.47 and 5,913.39 is: 8,866.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238.98 : 21,350.47 = 5,913.39 : x
  2. Step 2: Convert to fraction form
    14,238.98/21,350.47 = 5,913.39/x
  3. Step 3: Cross multiply
    14,238.98x = 21,350.47 × 5,913.39
  4. Step 4: Simplify right side
    14,238.98x = 126,253,655.79
  5. Step 5: Solve for x
    x = 126,253,655.79/14,238.98
  6. Step 6: Final answer
    x = 8,866.76

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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.