Home / 30,203.28-45,261.14-17,027.55

Finding the Fourth Proportional to 30,203.28, 45,261.14 and 17,027.55

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Solution

The fourth proportional to 30,203.28, 45,261.14 and 17,027.55 is: 25,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.28 : 45,261.14 = 17,027.55 : x
  2. Step 2: Convert to fraction form
    30,203.28/45,261.14 = 17,027.55/x
  3. Step 3: Cross multiply
    30,203.28x = 45,261.14 × 17,027.55
  4. Step 4: Simplify right side
    30,203.28x = 770,686,239.27
  5. Step 5: Solve for x
    x = 770,686,239.27/30,203.28
  6. Step 6: Final answer
    x = 25,516.64

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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.