Home / 21,834.20-32,751.30-14,922.20

Finding the Fourth Proportional to 21,834.20, 32,751.30 and 14,922.20

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Solution

The fourth proportional to 21,834.20, 32,751.30 and 14,922.20 is: 22,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,834.20 : 32,751.30 = 14,922.20 : x
  2. Step 2: Convert to fraction form
    21,834.20/32,751.30 = 14,922.20/x
  3. Step 3: Cross multiply
    21,834.20x = 32,751.30 × 14,922.20
  4. Step 4: Simplify right side
    21,834.20x = 488,721,448.86
  5. Step 5: Solve for x
    x = 488,721,448.86/21,834.20
  6. Step 6: Final answer
    x = 22,383.30

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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.