Home / 14,041.97-19,377.90-8,074.80

Finding the Fourth Proportional to 14,041.97, 19,377.90 and 8,074.80

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Solution

The fourth proportional to 14,041.97, 19,377.90 and 8,074.80 is: 11,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.97 : 19,377.90 = 8,074.80 : x
  2. Step 2: Convert to fraction form
    14,041.97/19,377.90 = 8,074.80/x
  3. Step 3: Cross multiply
    14,041.97x = 19,377.90 × 8,074.80
  4. Step 4: Simplify right side
    14,041.97x = 156,472,666.92
  5. Step 5: Solve for x
    x = 156,472,666.92/14,041.97
  6. Step 6: Final answer
    x = 11,143.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.