Home / 30,173.18-45,260.24-11,448.27

Finding the Fourth Proportional to 30,173.18, 45,260.24 and 11,448.27

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Solution

The fourth proportional to 30,173.18, 45,260.24 and 11,448.27 is: 17,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,173.18 : 45,260.24 = 11,448.27 : x
  2. Step 2: Convert to fraction form
    30,173.18/45,260.24 = 11,448.27/x
  3. Step 3: Cross multiply
    30,173.18x = 45,260.24 × 11,448.27
  4. Step 4: Simplify right side
    30,173.18x = 518,151,390.54
  5. Step 5: Solve for x
    x = 518,151,390.54/30,173.18
  6. Step 6: Final answer
    x = 17,172.58

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Similar ratio
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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.