Home / 16,873.18-25,314.90-7,995.31

Finding the Fourth Proportional to 16,873.18, 25,314.90 and 7,995.31

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Solution

The fourth proportional to 16,873.18, 25,314.90 and 7,995.31 is: 11,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873.18 : 25,314.90 = 7,995.31 : x
  2. Step 2: Convert to fraction form
    16,873.18/25,314.90 = 7,995.31/x
  3. Step 3: Cross multiply
    16,873.18x = 25,314.90 × 7,995.31
  4. Step 4: Simplify right side
    16,873.18x = 202,400,473.12
  5. Step 5: Solve for x
    x = 202,400,473.12/16,873.18
  6. Step 6: Final answer
    x = 11,995.40

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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.