Home / 19,946-27,523.84-11,450.72

Finding the Fourth Proportional to 19,946, 27,523.84 and 11,450.72

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Solution

The fourth proportional to 19,946, 27,523.84 and 11,450.72 is: 15,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946 : 27,523.84 = 11,450.72 : x
  2. Step 2: Convert to fraction form
    19,946/27,523.84 = 11,450.72/x
  3. Step 3: Cross multiply
    19,946x = 27,523.84 × 11,450.72
  4. Step 4: Simplify right side
    19,946x = 315,167,785.16
  5. Step 5: Solve for x
    x = 315,167,785.16/19,946
  6. Step 6: Final answer
    x = 15,801.05

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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.