Home / 14,044.05-19,379.39-7,756.02

Finding the Fourth Proportional to 14,044.05, 19,379.39 and 7,756.02

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Solution

The fourth proportional to 14,044.05, 19,379.39 and 7,756.02 is: 10,702.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.05 : 19,379.39 = 7,756.02 : x
  2. Step 2: Convert to fraction form
    14,044.05/19,379.39 = 7,756.02/x
  3. Step 3: Cross multiply
    14,044.05x = 19,379.39 × 7,756.02
  4. Step 4: Simplify right side
    14,044.05x = 150,306,897.65
  5. Step 5: Solve for x
    x = 150,306,897.65/14,044.05
  6. Step 6: Final answer
    x = 10,702.53

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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.