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Finding the Fourth Proportional to 45,863.57, 68,815.12 and 24,818.40

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Solution

The fourth proportional to 45,863.57, 68,815.12 and 24,818.40 is: 37,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,863.57 : 68,815.12 = 24,818.40 : x
  2. Step 2: Convert to fraction form
    45,863.57/68,815.12 = 24,818.40/x
  3. Step 3: Cross multiply
    45,863.57x = 68,815.12 × 24,818.40
  4. Step 4: Simplify right side
    45,863.57x = 1,707,881,158.70
  5. Step 5: Solve for x
    x = 1,707,881,158.70/45,863.57
  6. Step 6: Final answer
    x = 37,238.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.