Home / 24,120.79-33,286.14-13,510.60

Finding the Fourth Proportional to 24,120.79, 33,286.14 and 13,510.60

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Solution

The fourth proportional to 24,120.79, 33,286.14 and 13,510.60 is: 18,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,120.79 : 33,286.14 = 13,510.60 : x
  2. Step 2: Convert to fraction form
    24,120.79/33,286.14 = 13,510.60/x
  3. Step 3: Cross multiply
    24,120.79x = 33,286.14 × 13,510.60
  4. Step 4: Simplify right side
    24,120.79x = 449,715,639.87
  5. Step 5: Solve for x
    x = 449,715,639.87/24,120.79
  6. Step 6: Final answer
    x = 18,644.32

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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.