Home / 17,190.18-25,785.87-5,501.88

Finding the Fourth Proportional to 17,190.18, 25,785.87 and 5,501.88

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Solution

The fourth proportional to 17,190.18, 25,785.87 and 5,501.88 is: 8,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.18 : 25,785.87 = 5,501.88 : x
  2. Step 2: Convert to fraction form
    17,190.18/25,785.87 = 5,501.88/x
  3. Step 3: Cross multiply
    17,190.18x = 25,785.87 × 5,501.88
  4. Step 4: Simplify right side
    17,190.18x = 141,870,762.44
  5. Step 5: Solve for x
    x = 141,870,762.44/17,190.18
  6. Step 6: Final answer
    x = 8,253.01

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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.