Home / 16,875.18-25,293.74-10,286.91

Finding the Fourth Proportional to 16,875.18, 25,293.74 and 10,286.91

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Solution

The fourth proportional to 16,875.18, 25,293.74 and 10,286.91 is: 15,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.18 : 25,293.74 = 10,286.91 : x
  2. Step 2: Convert to fraction form
    16,875.18/25,293.74 = 10,286.91/x
  3. Step 3: Cross multiply
    16,875.18x = 25,293.74 × 10,286.91
  4. Step 4: Simplify right side
    16,875.18x = 260,194,375.51
  5. Step 5: Solve for x
    x = 260,194,375.51/16,875.18
  6. Step 6: Final answer
    x = 15,418.76

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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.