Home / 21,967.47-32,951.61-7,176.33

Finding the Fourth Proportional to 21,967.47, 32,951.61 and 7,176.33

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Solution

The fourth proportional to 21,967.47, 32,951.61 and 7,176.33 is: 10,764.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,967.47 : 32,951.61 = 7,176.33 : x
  2. Step 2: Convert to fraction form
    21,967.47/32,951.61 = 7,176.33/x
  3. Step 3: Cross multiply
    21,967.47x = 32,951.61 × 7,176.33
  4. Step 4: Simplify right side
    21,967.47x = 236,471,627.39
  5. Step 5: Solve for x
    x = 236,471,627.39/21,967.47
  6. Step 6: Final answer
    x = 10,764.63

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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.