Home / 21,968.12-32,951.40-6,173.28

Finding the Fourth Proportional to 21,968.12, 32,951.40 and 6,173.28

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Solution

The fourth proportional to 21,968.12, 32,951.40 and 6,173.28 is: 9,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,968.12 : 32,951.40 = 6,173.28 : x
  2. Step 2: Convert to fraction form
    21,968.12/32,951.40 = 6,173.28/x
  3. Step 3: Cross multiply
    21,968.12x = 32,951.40 × 6,173.28
  4. Step 4: Simplify right side
    21,968.12x = 203,418,218.59
  5. Step 5: Solve for x
    x = 203,418,218.59/21,968.12
  6. Step 6: Final answer
    x = 9,259.70

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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.