Home / 28,375.52-42,459.60-16,694.24

Finding the Fourth Proportional to 28,375.52, 42,459.60 and 16,694.24

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Solution

The fourth proportional to 28,375.52, 42,459.60 and 16,694.24 is: 24,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,375.52 : 42,459.60 = 16,694.24 : x
  2. Step 2: Convert to fraction form
    28,375.52/42,459.60 = 16,694.24/x
  3. Step 3: Cross multiply
    28,375.52x = 42,459.60 × 16,694.24
  4. Step 4: Simplify right side
    28,375.52x = 708,830,752.70
  5. Step 5: Solve for x
    x = 708,830,752.70/28,375.52
  6. Step 6: Final answer
    x = 24,980.36

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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.