Home / 24,022.22-33,132.42-20,670.65

Finding the Fourth Proportional to 24,022.22, 33,132.42 and 20,670.65

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Solution

The fourth proportional to 24,022.22, 33,132.42 and 20,670.65 is: 28,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,022.22 : 33,132.42 = 20,670.65 : x
  2. Step 2: Convert to fraction form
    24,022.22/33,132.42 = 20,670.65/x
  3. Step 3: Cross multiply
    24,022.22x = 33,132.42 × 20,670.65
  4. Step 4: Simplify right side
    24,022.22x = 684,868,657.47
  5. Step 5: Solve for x
    x = 684,868,657.47/24,022.22
  6. Step 6: Final answer
    x = 28,509.80

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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.