Home / 30,325.62-45,496.67-17,187.22

Finding the Fourth Proportional to 30,325.62, 45,496.67 and 17,187.22

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Solution

The fourth proportional to 30,325.62, 45,496.67 and 17,187.22 is: 25,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.62 : 45,496.67 = 17,187.22 : x
  2. Step 2: Convert to fraction form
    30,325.62/45,496.67 = 17,187.22/x
  3. Step 3: Cross multiply
    30,325.62x = 45,496.67 × 17,187.22
  4. Step 4: Simplify right side
    30,325.62x = 781,961,190.62
  5. Step 5: Solve for x
    x = 781,961,190.62/30,325.62
  6. Step 6: Final answer
    x = 25,785.50

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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.