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Finding the Fourth Proportional to 16,714.81, 25,070.07 and 5,469.22

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Solution

The fourth proportional to 16,714.81, 25,070.07 and 5,469.22 is: 8,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,714.81 : 25,070.07 = 5,469.22 : x
  2. Step 2: Convert to fraction form
    16,714.81/25,070.07 = 5,469.22/x
  3. Step 3: Cross multiply
    16,714.81x = 25,070.07 × 5,469.22
  4. Step 4: Simplify right side
    16,714.81x = 137,113,728.25
  5. Step 5: Solve for x
    x = 137,113,728.25/16,714.81
  6. Step 6: Final answer
    x = 8,203.13

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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.