Home / 24,165.32-33,380.08-20,145.28

Finding the Fourth Proportional to 24,165.32, 33,380.08 and 20,145.28

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Solution

The fourth proportional to 24,165.32, 33,380.08 and 20,145.28 is: 27,827.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,165.32 : 33,380.08 = 20,145.28 : x
  2. Step 2: Convert to fraction form
    24,165.32/33,380.08 = 20,145.28/x
  3. Step 3: Cross multiply
    24,165.32x = 33,380.08 × 20,145.28
  4. Step 4: Simplify right side
    24,165.32x = 672,451,058.02
  5. Step 5: Solve for x
    x = 672,451,058.02/24,165.32
  6. Step 6: Final answer
    x = 27,827.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.