Home / 16,966.20-25,442.58-5,116.32

Finding the Fourth Proportional to 16,966.20, 25,442.58 and 5,116.32

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Solution

The fourth proportional to 16,966.20, 25,442.58 and 5,116.32 is: 7,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,966.20 : 25,442.58 = 5,116.32 : x
  2. Step 2: Convert to fraction form
    16,966.20/25,442.58 = 5,116.32/x
  3. Step 3: Cross multiply
    16,966.20x = 25,442.58 × 5,116.32
  4. Step 4: Simplify right side
    16,966.20x = 130,172,380.91
  5. Step 5: Solve for x
    x = 130,172,380.91/16,966.20
  6. Step 6: Final answer
    x = 7,672.45

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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.