Home / 20,567.64-30,808.38-17,049.30

Finding the Fourth Proportional to 20,567.64, 30,808.38 and 17,049.30

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Solution

The fourth proportional to 20,567.64, 30,808.38 and 17,049.30 is: 25,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,567.64 : 30,808.38 = 17,049.30 : x
  2. Step 2: Convert to fraction form
    20,567.64/30,808.38 = 17,049.30/x
  3. Step 3: Cross multiply
    20,567.64x = 30,808.38 × 17,049.30
  4. Step 4: Simplify right side
    20,567.64x = 525,261,313.13
  5. Step 5: Solve for x
    x = 525,261,313.13/20,567.64
  6. Step 6: Final answer
    x = 25,538.24

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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.