Home / 12,637.73-17,439.41-7,600.98

Finding the Fourth Proportional to 12,637.73, 17,439.41 and 7,600.98

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Solution

The fourth proportional to 12,637.73, 17,439.41 and 7,600.98 is: 10,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,637.73 : 17,439.41 = 7,600.98 : x
  2. Step 2: Convert to fraction form
    12,637.73/17,439.41 = 7,600.98/x
  3. Step 3: Cross multiply
    12,637.73x = 17,439.41 × 7,600.98
  4. Step 4: Simplify right side
    12,637.73x = 132,556,519.42
  5. Step 5: Solve for x
    x = 132,556,519.42/12,637.73
  6. Step 6: Final answer
    x = 10,488.95

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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.