Home / 28,244.72-42,370.61-8,523.24

Finding the Fourth Proportional to 28,244.72, 42,370.61 and 8,523.24

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Solution

The fourth proportional to 28,244.72, 42,370.61 and 8,523.24 is: 12,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.72 : 42,370.61 = 8,523.24 : x
  2. Step 2: Convert to fraction form
    28,244.72/42,370.61 = 8,523.24/x
  3. Step 3: Cross multiply
    28,244.72x = 42,370.61 × 8,523.24
  4. Step 4: Simplify right side
    28,244.72x = 361,134,877.98
  5. Step 5: Solve for x
    x = 361,134,877.98/28,244.72
  6. Step 6: Final answer
    x = 12,785.93

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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.