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Finding the Fourth Proportional to 24,489.74, 33,803.08 and 15,993.20

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Solution

The fourth proportional to 24,489.74, 33,803.08 and 15,993.20 is: 22,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,489.74 : 33,803.08 = 15,993.20 : x
  2. Step 2: Convert to fraction form
    24,489.74/33,803.08 = 15,993.20/x
  3. Step 3: Cross multiply
    24,489.74x = 33,803.08 × 15,993.20
  4. Step 4: Simplify right side
    24,489.74x = 540,619,419.06
  5. Step 5: Solve for x
    x = 540,619,419.06/24,489.74
  6. Step 6: Final answer
    x = 22,075.34

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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.