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Finding the Fourth Proportional to 17,952.80, 26,925.60 and 6,851.84

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Solution

The fourth proportional to 17,952.80, 26,925.60 and 6,851.84 is: 10,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,952.80 : 26,925.60 = 6,851.84 : x
  2. Step 2: Convert to fraction form
    17,952.80/26,925.60 = 6,851.84/x
  3. Step 3: Cross multiply
    17,952.80x = 26,925.60 × 6,851.84
  4. Step 4: Simplify right side
    17,952.80x = 184,489,903.10
  5. Step 5: Solve for x
    x = 184,489,903.10/17,952.80
  6. Step 6: Final answer
    x = 10,276.39

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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.