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Finding the Fourth Proportional to 13,752.35, 20,625.22 and 6,349.69

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Solution

The fourth proportional to 13,752.35, 20,625.22 and 6,349.69 is: 9,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752.35 : 20,625.22 = 6,349.69 : x
  2. Step 2: Convert to fraction form
    13,752.35/20,625.22 = 6,349.69/x
  3. Step 3: Cross multiply
    13,752.35x = 20,625.22 × 6,349.69
  4. Step 4: Simplify right side
    13,752.35x = 130,963,751.18
  5. Step 5: Solve for x
    x = 130,963,751.18/13,752.35
  6. Step 6: Final answer
    x = 9,523.01

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1.5x scale

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.