Home / 19,607.52-27,052.40-11,108.28

Finding the Fourth Proportional to 19,607.52, 27,052.40 and 11,108.28

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Solution

The fourth proportional to 19,607.52, 27,052.40 and 11,108.28 is: 15,326.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.52 : 27,052.40 = 11,108.28 : x
  2. Step 2: Convert to fraction form
    19,607.52/27,052.40 = 11,108.28/x
  3. Step 3: Cross multiply
    19,607.52x = 27,052.40 × 11,108.28
  4. Step 4: Simplify right side
    19,607.52x = 300,505,661.64
  5. Step 5: Solve for x
    x = 300,505,661.64/19,607.52
  6. Step 6: Final answer
    x = 15,326.04

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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.