Home / 36,272.64-50,058.84-20,140.80

Finding the Fourth Proportional to 36,272.64, 50,058.84 and 20,140.80

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Solution

The fourth proportional to 36,272.64, 50,058.84 and 20,140.80 is: 27,795.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,272.64 : 50,058.84 = 20,140.80 : x
  2. Step 2: Convert to fraction form
    36,272.64/50,058.84 = 20,140.80/x
  3. Step 3: Cross multiply
    36,272.64x = 50,058.84 × 20,140.80
  4. Step 4: Simplify right side
    36,272.64x = 1,008,225,084.67
  5. Step 5: Solve for x
    x = 1,008,225,084.67/36,272.64
  6. Step 6: Final answer
    x = 27,795.75

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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.