Home / 14,344.80-21,517.20-4,487.10

Finding the Fourth Proportional to 14,344.80, 21,517.20 and 4,487.10

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Solution

The fourth proportional to 14,344.80, 21,517.20 and 4,487.10 is: 6,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.80 : 21,517.20 = 4,487.10 : x
  2. Step 2: Convert to fraction form
    14,344.80/21,517.20 = 4,487.10/x
  3. Step 3: Cross multiply
    14,344.80x = 21,517.20 × 4,487.10
  4. Step 4: Simplify right side
    14,344.80x = 96,549,828.12
  5. Step 5: Solve for x
    x = 96,549,828.12/14,344.80
  6. Step 6: Final answer
    x = 6,730.65

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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.