Home / 16,787.91-25,181.86-5,695.72

Finding the Fourth Proportional to 16,787.91, 25,181.86 and 5,695.72

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Solution

The fourth proportional to 16,787.91, 25,181.86 and 5,695.72 is: 8,543.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.91 : 25,181.86 = 5,695.72 : x
  2. Step 2: Convert to fraction form
    16,787.91/25,181.86 = 5,695.72/x
  3. Step 3: Cross multiply
    16,787.91x = 25,181.86 × 5,695.72
  4. Step 4: Simplify right side
    16,787.91x = 143,428,823.64
  5. Step 5: Solve for x
    x = 143,428,823.64/16,787.91
  6. Step 6: Final answer
    x = 8,543.58

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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.