Home / 14,125.88-21,191.85-4,766.13

Finding the Fourth Proportional to 14,125.88, 21,191.85 and 4,766.13

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Solution

The fourth proportional to 14,125.88, 21,191.85 and 4,766.13 is: 7,150.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.88 : 21,191.85 = 4,766.13 : x
  2. Step 2: Convert to fraction form
    14,125.88/21,191.85 = 4,766.13/x
  3. Step 3: Cross multiply
    14,125.88x = 21,191.85 × 4,766.13
  4. Step 4: Simplify right side
    14,125.88x = 101,003,112.04
  5. Step 5: Solve for x
    x = 101,003,112.04/14,125.88
  6. Step 6: Final answer
    x = 7,150.22

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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.