Home / 36,359.28-54,467.64-18,840.60

Finding the Fourth Proportional to 36,359.28, 54,467.64 and 18,840.60

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Solution

The fourth proportional to 36,359.28, 54,467.64 and 18,840.60 is: 28,223.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,359.28 : 54,467.64 = 18,840.60 : x
  2. Step 2: Convert to fraction form
    36,359.28/54,467.64 = 18,840.60/x
  3. Step 3: Cross multiply
    36,359.28x = 54,467.64 × 18,840.60
  4. Step 4: Simplify right side
    36,359.28x = 1,026,203,018.18
  5. Step 5: Solve for x
    x = 1,026,203,018.18/36,359.28
  6. Step 6: Final answer
    x = 28,223.96

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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.