Home / 21,972.15-32,934.60-9,498.11

Finding the Fourth Proportional to 21,972.15, 32,934.60 and 9,498.11

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Solution

The fourth proportional to 21,972.15, 32,934.60 and 9,498.11 is: 14,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,972.15 : 32,934.60 = 9,498.11 : x
  2. Step 2: Convert to fraction form
    21,972.15/32,934.60 = 9,498.11/x
  3. Step 3: Cross multiply
    21,972.15x = 32,934.60 × 9,498.11
  4. Step 4: Simplify right side
    21,972.15x = 312,816,288.93
  5. Step 5: Solve for x
    x = 312,816,288.93/21,972.15
  6. Step 6: Final answer
    x = 14,236.94

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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.