Home / 19,714.22-27,235.29-12,924.37

Finding the Fourth Proportional to 19,714.22, 27,235.29 and 12,924.37

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Solution

The fourth proportional to 19,714.22, 27,235.29 and 12,924.37 is: 17,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714.22 : 27,235.29 = 12,924.37 : x
  2. Step 2: Convert to fraction form
    19,714.22/27,235.29 = 12,924.37/x
  3. Step 3: Cross multiply
    19,714.22x = 27,235.29 × 12,924.37
  4. Step 4: Simplify right side
    19,714.22x = 351,998,945.40
  5. Step 5: Solve for x
    x = 351,998,945.40/19,714.22
  6. Step 6: Final answer
    x = 17,855.08

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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.