Home / 21,522.01-32,281.80-6,729.18

Finding the Fourth Proportional to 21,522.01, 32,281.80 and 6,729.18

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Solution

The fourth proportional to 21,522.01, 32,281.80 and 6,729.18 is: 10,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,522.01 : 32,281.80 = 6,729.18 : x
  2. Step 2: Convert to fraction form
    21,522.01/32,281.80 = 6,729.18/x
  3. Step 3: Cross multiply
    21,522.01x = 32,281.80 × 6,729.18
  4. Step 4: Simplify right side
    21,522.01x = 217,230,017.69
  5. Step 5: Solve for x
    x = 217,230,017.69/21,522.01
  6. Step 6: Final answer
    x = 10,093.39

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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.