Home / 21,883.42-32,834.04-10,189.45

Finding the Fourth Proportional to 21,883.42, 32,834.04 and 10,189.45

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Solution

The fourth proportional to 21,883.42, 32,834.04 and 10,189.45 is: 15,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,883.42 : 32,834.04 = 10,189.45 : x
  2. Step 2: Convert to fraction form
    21,883.42/32,834.04 = 10,189.45/x
  3. Step 3: Cross multiply
    21,883.42x = 32,834.04 × 10,189.45
  4. Step 4: Simplify right side
    21,883.42x = 334,560,808.88
  5. Step 5: Solve for x
    x = 334,560,808.88/21,883.42
  6. Step 6: Final answer
    x = 15,288.32

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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.