Home / 28,295.46-42,454.26-8,576.10

Finding the Fourth Proportional to 28,295.46, 42,454.26 and 8,576.10

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Solution

The fourth proportional to 28,295.46, 42,454.26 and 8,576.10 is: 12,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,295.46 : 42,454.26 = 8,576.10 : x
  2. Step 2: Convert to fraction form
    28,295.46/42,454.26 = 8,576.10/x
  3. Step 3: Cross multiply
    28,295.46x = 42,454.26 × 8,576.10
  4. Step 4: Simplify right side
    28,295.46x = 364,091,979.19
  5. Step 5: Solve for x
    x = 364,091,979.19/28,295.46
  6. Step 6: Final answer
    x = 12,867.51

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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.