Home / 28,313.38-42,467.91-8,592.04

Finding the Fourth Proportional to 28,313.38, 42,467.91 and 8,592.04

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Solution

The fourth proportional to 28,313.38, 42,467.91 and 8,592.04 is: 12,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,313.38 : 42,467.91 = 8,592.04 : x
  2. Step 2: Convert to fraction form
    28,313.38/42,467.91 = 8,592.04/x
  3. Step 3: Cross multiply
    28,313.38x = 42,467.91 × 8,592.04
  4. Step 4: Simplify right side
    28,313.38x = 364,885,981.44
  5. Step 5: Solve for x
    x = 364,885,981.44/28,313.38
  6. Step 6: Final answer
    x = 12,887.40

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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.