Home / 21,904.10-32,834.55-10,801.70

Finding the Fourth Proportional to 21,904.10, 32,834.55 and 10,801.70

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Solution

The fourth proportional to 21,904.10, 32,834.55 and 10,801.70 is: 16,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904.10 : 32,834.55 = 10,801.70 : x
  2. Step 2: Convert to fraction form
    21,904.10/32,834.55 = 10,801.70/x
  3. Step 3: Cross multiply
    21,904.10x = 32,834.55 × 10,801.70
  4. Step 4: Simplify right side
    21,904.10x = 354,668,958.74
  5. Step 5: Solve for x
    x = 354,668,958.74/21,904.10
  6. Step 6: Final answer
    x = 16,191.90

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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.