Home / 28,226.39-42,339.59-10,463.15

Finding the Fourth Proportional to 28,226.39, 42,339.59 and 10,463.15

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Solution

The fourth proportional to 28,226.39, 42,339.59 and 10,463.15 is: 15,694.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.39 : 42,339.59 = 10,463.15 : x
  2. Step 2: Convert to fraction form
    28,226.39/42,339.59 = 10,463.15/x
  3. Step 3: Cross multiply
    28,226.39x = 42,339.59 × 10,463.15
  4. Step 4: Simplify right side
    28,226.39x = 443,005,217.09
  5. Step 5: Solve for x
    x = 443,005,217.09/28,226.39
  6. Step 6: Final answer
    x = 15,694.72

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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.