Home / 16,977.28-25,460.96-7,116.32

Finding the Fourth Proportional to 16,977.28, 25,460.96 and 7,116.32

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Solution

The fourth proportional to 16,977.28, 25,460.96 and 7,116.32 is: 10,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.28 : 25,460.96 = 7,116.32 : x
  2. Step 2: Convert to fraction form
    16,977.28/25,460.96 = 7,116.32/x
  3. Step 3: Cross multiply
    16,977.28x = 25,460.96 × 7,116.32
  4. Step 4: Simplify right side
    16,977.28x = 181,188,338.87
  5. Step 5: Solve for x
    x = 181,188,338.87/16,977.28
  6. Step 6: Final answer
    x = 10,672.40

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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.