Home / 14,207.72-21,310.80-4,346.99

Finding the Fourth Proportional to 14,207.72, 21,310.80 and 4,346.99

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Solution

The fourth proportional to 14,207.72, 21,310.80 and 4,346.99 is: 6,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.72 : 21,310.80 = 4,346.99 : x
  2. Step 2: Convert to fraction form
    14,207.72/21,310.80 = 4,346.99/x
  3. Step 3: Cross multiply
    14,207.72x = 21,310.80 × 4,346.99
  4. Step 4: Simplify right side
    14,207.72x = 92,637,834.49
  5. Step 5: Solve for x
    x = 92,637,834.49/14,207.72
  6. Step 6: Final answer
    x = 6,520.25

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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.