Home / 36,642.65-54,967.21-19,995.53

Finding the Fourth Proportional to 36,642.65, 54,967.21 and 19,995.53

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Solution

The fourth proportional to 36,642.65, 54,967.21 and 19,995.53 is: 29,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,642.65 : 54,967.21 = 19,995.53 : x
  2. Step 2: Convert to fraction form
    36,642.65/54,967.21 = 19,995.53/x
  3. Step 3: Cross multiply
    36,642.65x = 54,967.21 × 19,995.53
  4. Step 4: Simplify right side
    36,642.65x = 1,099,098,171.75
  5. Step 5: Solve for x
    x = 1,099,098,171.75/36,642.65
  6. Step 6: Final answer
    x = 29,995.06

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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.