Home / 19,904-27,466.24-11,523.20

Finding the Fourth Proportional to 19,904, 27,466.24 and 11,523.20

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Solution

The fourth proportional to 19,904, 27,466.24 and 11,523.20 is: 15,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904 : 27,466.24 = 11,523.20 : x
  2. Step 2: Convert to fraction form
    19,904/27,466.24 = 11,523.20/x
  3. Step 3: Cross multiply
    19,904x = 27,466.24 × 11,523.20
  4. Step 4: Simplify right side
    19,904x = 316,498,976.77
  5. Step 5: Solve for x
    x = 316,498,976.77/19,904
  6. Step 6: Final answer
    x = 15,901.27

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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.