Home / 24,863.45-34,311.54-13,685.45

Finding the Fourth Proportional to 24,863.45, 34,311.54 and 13,685.45

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Solution

The fourth proportional to 24,863.45, 34,311.54 and 13,685.45 is: 18,885.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,863.45 : 34,311.54 = 13,685.45 : x
  2. Step 2: Convert to fraction form
    24,863.45/34,311.54 = 13,685.45/x
  3. Step 3: Cross multiply
    24,863.45x = 34,311.54 × 13,685.45
  4. Step 4: Simplify right side
    24,863.45x = 469,568,693.54
  5. Step 5: Solve for x
    x = 469,568,693.54/24,863.45
  6. Step 6: Final answer
    x = 18,885.91

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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.