Home / 17,203.81-25,808.15-5,514.30

Finding the Fourth Proportional to 17,203.81, 25,808.15 and 5,514.30

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Solution

The fourth proportional to 17,203.81, 25,808.15 and 5,514.30 is: 8,272.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.81 : 25,808.15 = 5,514.30 : x
  2. Step 2: Convert to fraction form
    17,203.81/25,808.15 = 5,514.30/x
  3. Step 3: Cross multiply
    17,203.81x = 25,808.15 × 5,514.30
  4. Step 4: Simplify right side
    17,203.81x = 142,313,881.55
  5. Step 5: Solve for x
    x = 142,313,881.55/17,203.81
  6. Step 6: Final answer
    x = 8,272.23

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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.