Home / 30,182.82-45,274.25-11,462.86

Finding the Fourth Proportional to 30,182.82, 45,274.25 and 11,462.86

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Solution

The fourth proportional to 30,182.82, 45,274.25 and 11,462.86 is: 17,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.82 : 45,274.25 = 11,462.86 : x
  2. Step 2: Convert to fraction form
    30,182.82/45,274.25 = 11,462.86/x
  3. Step 3: Cross multiply
    30,182.82x = 45,274.25 × 11,462.86
  4. Step 4: Simplify right side
    30,182.82x = 518,972,389.36
  5. Step 5: Solve for x
    x = 518,972,389.36/30,182.82
  6. Step 6: Final answer
    x = 17,194.30

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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.