Home / 14,044.22-19,382.25-7,757.81

Finding the Fourth Proportional to 14,044.22, 19,382.25 and 7,757.81

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Solution

The fourth proportional to 14,044.22, 19,382.25 and 7,757.81 is: 10,706.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.22 : 19,382.25 = 7,757.81 : x
  2. Step 2: Convert to fraction form
    14,044.22/19,382.25 = 7,757.81/x
  3. Step 3: Cross multiply
    14,044.22x = 19,382.25 × 7,757.81
  4. Step 4: Simplify right side
    14,044.22x = 150,363,817.74
  5. Step 5: Solve for x
    x = 150,363,817.74/14,044.22
  6. Step 6: Final answer
    x = 10,706.46

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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.