Home / 21,717.30-32,583.22-6,928.32

Finding the Fourth Proportional to 21,717.30, 32,583.22 and 6,928.32

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Solution

The fourth proportional to 21,717.30, 32,583.22 and 6,928.32 is: 10,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.30 : 32,583.22 = 6,928.32 : x
  2. Step 2: Convert to fraction form
    21,717.30/32,583.22 = 6,928.32/x
  3. Step 3: Cross multiply
    21,717.30x = 32,583.22 × 6,928.32
  4. Step 4: Simplify right side
    21,717.30x = 225,746,974.79
  5. Step 5: Solve for x
    x = 225,746,974.79/21,717.30
  6. Step 6: Final answer
    x = 10,394.80

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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.