Home / 31,326.21-43,229.59-17,714.07

Finding the Fourth Proportional to 31,326.21, 43,229.59 and 17,714.07

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Solution

The fourth proportional to 31,326.21, 43,229.59 and 17,714.07 is: 24,445.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,326.21 : 43,229.59 = 17,714.07 : x
  2. Step 2: Convert to fraction form
    31,326.21/43,229.59 = 17,714.07/x
  3. Step 3: Cross multiply
    31,326.21x = 43,229.59 × 17,714.07
  4. Step 4: Simplify right side
    31,326.21x = 765,772,066.11
  5. Step 5: Solve for x
    x = 765,772,066.11/31,326.21
  6. Step 6: Final answer
    x = 24,445.09

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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.