Home / 36,736.32-55,203.84-19,219.08

Finding the Fourth Proportional to 36,736.32, 55,203.84 and 19,219.08

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Solution

The fourth proportional to 36,736.32, 55,203.84 and 19,219.08 is: 28,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,736.32 : 55,203.84 = 19,219.08 : x
  2. Step 2: Convert to fraction form
    36,736.32/55,203.84 = 19,219.08/x
  3. Step 3: Cross multiply
    36,736.32x = 55,203.84 × 19,219.08
  4. Step 4: Simplify right side
    36,736.32x = 1,060,967,017.27
  5. Step 5: Solve for x
    x = 1,060,967,017.27/36,736.32
  6. Step 6: Final answer
    x = 28,880.60

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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.