Home / 14,044.66-19,381.26-7,756.90

Finding the Fourth Proportional to 14,044.66, 19,381.26 and 7,756.90

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Solution

The fourth proportional to 14,044.66, 19,381.26 and 7,756.90 is: 10,704.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.66 : 19,381.26 = 7,756.90 : x
  2. Step 2: Convert to fraction form
    14,044.66/19,381.26 = 7,756.90/x
  3. Step 3: Cross multiply
    14,044.66x = 19,381.26 × 7,756.90
  4. Step 4: Simplify right side
    14,044.66x = 150,338,495.69
  5. Step 5: Solve for x
    x = 150,338,495.69/14,044.66
  6. Step 6: Final answer
    x = 10,704.32

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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.