Home / 36,840.30-55,281.89-15,491.48

Finding the Fourth Proportional to 36,840.30, 55,281.89 and 15,491.48

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Solution

The fourth proportional to 36,840.30, 55,281.89 and 15,491.48 is: 23,246.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840.30 : 55,281.89 = 15,491.48 : x
  2. Step 2: Convert to fraction form
    36,840.30/55,281.89 = 15,491.48/x
  3. Step 3: Cross multiply
    36,840.30x = 55,281.89 × 15,491.48
  4. Step 4: Simplify right side
    36,840.30x = 856,397,939.43
  5. Step 5: Solve for x
    x = 856,397,939.43/36,840.30
  6. Step 6: Final answer
    x = 23,246.23

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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.