Home / 15,205.11-22,808.01-12,087.27

Finding the Fourth Proportional to 15,205.11, 22,808.01 and 12,087.27

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Solution

The fourth proportional to 15,205.11, 22,808.01 and 12,087.27 is: 18,131.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205.11 : 22,808.01 = 12,087.27 : x
  2. Step 2: Convert to fraction form
    15,205.11/22,808.01 = 12,087.27/x
  3. Step 3: Cross multiply
    15,205.11x = 22,808.01 × 12,087.27
  4. Step 4: Simplify right side
    15,205.11x = 275,686,575.03
  5. Step 5: Solve for x
    x = 275,686,575.03/15,205.11
  6. Step 6: Final answer
    x = 18,131.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.