Home / 14,376.05-21,564.99-4,515.72

Finding the Fourth Proportional to 14,376.05, 21,564.99 and 4,515.72

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Solution

The fourth proportional to 14,376.05, 21,564.99 and 4,515.72 is: 6,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376.05 : 21,564.99 = 4,515.72 : x
  2. Step 2: Convert to fraction form
    14,376.05/21,564.99 = 4,515.72/x
  3. Step 3: Cross multiply
    14,376.05x = 21,564.99 × 4,515.72
  4. Step 4: Simplify right side
    14,376.05x = 97,381,456.64
  5. Step 5: Solve for x
    x = 97,381,456.64/14,376.05
  6. Step 6: Final answer
    x = 6,773.87

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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.