Home / 16,785.07-25,170.15-5,688.88

Finding the Fourth Proportional to 16,785.07, 25,170.15 and 5,688.88

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Solution

The fourth proportional to 16,785.07, 25,170.15 and 5,688.88 is: 8,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.07 : 25,170.15 = 5,688.88 : x
  2. Step 2: Convert to fraction form
    16,785.07/25,170.15 = 5,688.88/x
  3. Step 3: Cross multiply
    16,785.07x = 25,170.15 × 5,688.88
  4. Step 4: Simplify right side
    16,785.07x = 143,189,962.93
  5. Step 5: Solve for x
    x = 143,189,962.93/16,785.07
  6. Step 6: Final answer
    x = 8,530.79

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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.