Home / 31,693.38-43,741.44-18,262.05

Finding the Fourth Proportional to 31,693.38, 43,741.44 and 18,262.05

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Solution

The fourth proportional to 31,693.38, 43,741.44 and 18,262.05 is: 25,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,693.38 : 43,741.44 = 18,262.05 : x
  2. Step 2: Convert to fraction form
    31,693.38/43,741.44 = 18,262.05/x
  3. Step 3: Cross multiply
    31,693.38x = 43,741.44 × 18,262.05
  4. Step 4: Simplify right side
    31,693.38x = 798,808,364.35
  5. Step 5: Solve for x
    x = 798,808,364.35/31,693.38
  6. Step 6: Final answer
    x = 25,204.27

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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.