Home / 14,331.78-21,500.40-4,468.41

Finding the Fourth Proportional to 14,331.78, 21,500.40 and 4,468.41

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Solution

The fourth proportional to 14,331.78, 21,500.40 and 4,468.41 is: 6,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.78 : 21,500.40 = 4,468.41 : x
  2. Step 2: Convert to fraction form
    14,331.78/21,500.40 = 4,468.41/x
  3. Step 3: Cross multiply
    14,331.78x = 21,500.40 × 4,468.41
  4. Step 4: Simplify right side
    14,331.78x = 96,072,602.36
  5. Step 5: Solve for x
    x = 96,072,602.36/14,331.78
  6. Step 6: Final answer
    x = 6,703.47

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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.