Home / 14,328.01-21,495.09-4,331.90

Finding the Fourth Proportional to 14,328.01, 21,495.09 and 4,331.90

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Solution

The fourth proportional to 14,328.01, 21,495.09 and 4,331.90 is: 6,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.01 : 21,495.09 = 4,331.90 : x
  2. Step 2: Convert to fraction form
    14,328.01/21,495.09 = 4,331.90/x
  3. Step 3: Cross multiply
    14,328.01x = 21,495.09 × 4,331.90
  4. Step 4: Simplify right side
    14,328.01x = 93,114,660.98
  5. Step 5: Solve for x
    x = 93,114,660.98/14,328.01
  6. Step 6: Final answer
    x = 6,498.78

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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.