Home / 24,133.77-33,275.62-20,770.80

Finding the Fourth Proportional to 24,133.77, 33,275.62 and 20,770.80

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Solution

The fourth proportional to 24,133.77, 33,275.62 and 20,770.80 is: 28,638.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,133.77 : 33,275.62 = 20,770.80 : x
  2. Step 2: Convert to fraction form
    24,133.77/33,275.62 = 20,770.80/x
  3. Step 3: Cross multiply
    24,133.77x = 33,275.62 × 20,770.80
  4. Step 4: Simplify right side
    24,133.77x = 691,161,247.90
  5. Step 5: Solve for x
    x = 691,161,247.90/24,133.77
  6. Step 6: Final answer
    x = 28,638.76

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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.