Home / 36,247.91-50,022.36-20,331.95

Finding the Fourth Proportional to 36,247.91, 50,022.36 and 20,331.95

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Solution

The fourth proportional to 36,247.91, 50,022.36 and 20,331.95 is: 28,058.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,247.91 : 50,022.36 = 20,331.95 : x
  2. Step 2: Convert to fraction form
    36,247.91/50,022.36 = 20,331.95/x
  3. Step 3: Cross multiply
    36,247.91x = 50,022.36 × 20,331.95
  4. Step 4: Simplify right side
    36,247.91x = 1,017,051,872.29
  5. Step 5: Solve for x
    x = 1,017,051,872.29/36,247.91
  6. Step 6: Final answer
    x = 28,058.22

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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.