Home / 20,953.72-31,394.03-17,466.14

Finding the Fourth Proportional to 20,953.72, 31,394.03 and 17,466.14

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Solution

The fourth proportional to 20,953.72, 31,394.03 and 17,466.14 is: 26,168.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,953.72 : 31,394.03 = 17,466.14 : x
  2. Step 2: Convert to fraction form
    20,953.72/31,394.03 = 17,466.14/x
  3. Step 3: Cross multiply
    20,953.72x = 31,394.03 × 17,466.14
  4. Step 4: Simplify right side
    20,953.72x = 548,332,514.30
  5. Step 5: Solve for x
    x = 548,332,514.30/20,953.72
  6. Step 6: Final answer
    x = 26,168.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.