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Finding the Fourth Proportional to 18,063.58, 24,925.78 and 10,511.43

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Solution

The fourth proportional to 18,063.58, 24,925.78 and 10,511.43 is: 14,504.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.58 : 24,925.78 = 10,511.43 : x
  2. Step 2: Convert to fraction form
    18,063.58/24,925.78 = 10,511.43/x
  3. Step 3: Cross multiply
    18,063.58x = 24,925.78 × 10,511.43
  4. Step 4: Simplify right side
    18,063.58x = 262,005,591.67
  5. Step 5: Solve for x
    x = 262,005,591.67/18,063.58
  6. Step 6: Final answer
    x = 14,504.63

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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.