Home / 14,127.44-19,498.20-7,841.84

Finding the Fourth Proportional to 14,127.44, 19,498.20 and 7,841.84

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Solution

The fourth proportional to 14,127.44, 19,498.20 and 7,841.84 is: 10,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.44 : 19,498.20 = 7,841.84 : x
  2. Step 2: Convert to fraction form
    14,127.44/19,498.20 = 7,841.84/x
  3. Step 3: Cross multiply
    14,127.44x = 19,498.20 × 7,841.84
  4. Step 4: Simplify right side
    14,127.44x = 152,901,764.69
  5. Step 5: Solve for x
    x = 152,901,764.69/14,127.44
  6. Step 6: Final answer
    x = 10,823.03

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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.