Home / 21,722.46-32,583.35-6,931.29

Finding the Fourth Proportional to 21,722.46, 32,583.35 and 6,931.29

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Solution

The fourth proportional to 21,722.46, 32,583.35 and 6,931.29 is: 10,396.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,722.46 : 32,583.35 = 6,931.29 : x
  2. Step 2: Convert to fraction form
    21,722.46/32,583.35 = 6,931.29/x
  3. Step 3: Cross multiply
    21,722.46x = 32,583.35 × 6,931.29
  4. Step 4: Simplify right side
    21,722.46x = 225,844,613.37
  5. Step 5: Solve for x
    x = 225,844,613.37/21,722.46
  6. Step 6: Final answer
    x = 10,396.82

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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.