Home / 21,418.60-32,124.06-5,834.92

Finding the Fourth Proportional to 21,418.60, 32,124.06 and 5,834.92

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Solution

The fourth proportional to 21,418.60, 32,124.06 and 5,834.92 is: 8,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,418.60 : 32,124.06 = 5,834.92 : x
  2. Step 2: Convert to fraction form
    21,418.60/32,124.06 = 5,834.92/x
  3. Step 3: Cross multiply
    21,418.60x = 32,124.06 × 5,834.92
  4. Step 4: Simplify right side
    21,418.60x = 187,441,320.18
  5. Step 5: Solve for x
    x = 187,441,320.18/21,418.60
  6. Step 6: Final answer
    x = 8,751.33

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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.