Home / 22,704.27-31,331.66-13,271.01

Finding the Fourth Proportional to 22,704.27, 31,331.66 and 13,271.01

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Solution

The fourth proportional to 22,704.27, 31,331.66 and 13,271.01 is: 18,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.27 : 31,331.66 = 13,271.01 : x
  2. Step 2: Convert to fraction form
    22,704.27/31,331.66 = 13,271.01/x
  3. Step 3: Cross multiply
    22,704.27x = 31,331.66 × 13,271.01
  4. Step 4: Simplify right side
    22,704.27x = 415,802,706.82
  5. Step 5: Solve for x
    x = 415,802,706.82/22,704.27
  6. Step 6: Final answer
    x = 18,313.85

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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.