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Finding the Fourth Proportional to 24,568.70, 33,904.83 and 13,390.70

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Solution

The fourth proportional to 24,568.70, 33,904.83 and 13,390.70 is: 18,479.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,568.70 : 33,904.83 = 13,390.70 : x
  2. Step 2: Convert to fraction form
    24,568.70/33,904.83 = 13,390.70/x
  3. Step 3: Cross multiply
    24,568.70x = 33,904.83 × 13,390.70
  4. Step 4: Simplify right side
    24,568.70x = 454,009,237.56
  5. Step 5: Solve for x
    x = 454,009,237.56/24,568.70
  6. Step 6: Final answer
    x = 18,479.18

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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.