Home / 23,114.03-31,897.78-13,560.75

Finding the Fourth Proportional to 23,114.03, 31,897.78 and 13,560.75

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Solution

The fourth proportional to 23,114.03, 31,897.78 and 13,560.75 is: 18,714.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,114.03 : 31,897.78 = 13,560.75 : x
  2. Step 2: Convert to fraction form
    23,114.03/31,897.78 = 13,560.75/x
  3. Step 3: Cross multiply
    23,114.03x = 31,897.78 × 13,560.75
  4. Step 4: Simplify right side
    23,114.03x = 432,557,786.23
  5. Step 5: Solve for x
    x = 432,557,786.23/23,114.03
  6. Step 6: Final answer
    x = 18,714.08

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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.