Home / 14,271.22-19,694.11-7,897.33

Finding the Fourth Proportional to 14,271.22, 19,694.11 and 7,897.33

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Solution

The fourth proportional to 14,271.22, 19,694.11 and 7,897.33 is: 10,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.22 : 19,694.11 = 7,897.33 : x
  2. Step 2: Convert to fraction form
    14,271.22/19,694.11 = 7,897.33/x
  3. Step 3: Cross multiply
    14,271.22x = 19,694.11 × 7,897.33
  4. Step 4: Simplify right side
    14,271.22x = 155,530,885.73
  5. Step 5: Solve for x
    x = 155,530,885.73/14,271.22
  6. Step 6: Final answer
    x = 10,898.22

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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.