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Finding the Fourth Proportional to 16,713.96, 25,070.96 and 6,851.46

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Solution

The fourth proportional to 16,713.96, 25,070.96 and 6,851.46 is: 10,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,713.96 : 25,070.96 = 6,851.46 : x
  2. Step 2: Convert to fraction form
    16,713.96/25,070.96 = 6,851.46/x
  3. Step 3: Cross multiply
    16,713.96x = 25,070.96 × 6,851.46
  4. Step 4: Simplify right side
    16,713.96x = 171,772,679.60
  5. Step 5: Solve for x
    x = 171,772,679.60/16,713.96
  6. Step 6: Final answer
    x = 10,277.20

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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.