Home / 16,718.74-25,079.32-5,625.38

Finding the Fourth Proportional to 16,718.74, 25,079.32 and 5,625.38

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Solution

The fourth proportional to 16,718.74, 25,079.32 and 5,625.38 is: 8,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.74 : 25,079.32 = 5,625.38 : x
  2. Step 2: Convert to fraction form
    16,718.74/25,079.32 = 5,625.38/x
  3. Step 3: Cross multiply
    16,718.74x = 25,079.32 × 5,625.38
  4. Step 4: Simplify right side
    16,718.74x = 141,080,705.14
  5. Step 5: Solve for x
    x = 141,080,705.14/16,718.74
  6. Step 6: Final answer
    x = 8,438.48

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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.