Home / 21,363.85-32,065.88-10,841.43

Finding the Fourth Proportional to 21,363.85, 32,065.88 and 10,841.43

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Solution

The fourth proportional to 21,363.85, 32,065.88 and 10,841.43 is: 16,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363.85 : 32,065.88 = 10,841.43 : x
  2. Step 2: Convert to fraction form
    21,363.85/32,065.88 = 10,841.43/x
  3. Step 3: Cross multiply
    21,363.85x = 32,065.88 × 10,841.43
  4. Step 4: Simplify right side
    21,363.85x = 347,639,940.35
  5. Step 5: Solve for x
    x = 347,639,940.35/21,363.85
  6. Step 6: Final answer
    x = 16,272.34

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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.