Home / 30,183.06-45,267.56-11,465.04

Finding the Fourth Proportional to 30,183.06, 45,267.56 and 11,465.04

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Solution

The fourth proportional to 30,183.06, 45,267.56 and 11,465.04 is: 17,194.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.06 : 45,267.56 = 11,465.04 : x
  2. Step 2: Convert to fraction form
    30,183.06/45,267.56 = 11,465.04/x
  3. Step 3: Cross multiply
    30,183.06x = 45,267.56 × 11,465.04
  4. Step 4: Simplify right side
    30,183.06x = 518,994,386.10
  5. Step 5: Solve for x
    x = 518,994,386.10/30,183.06
  6. Step 6: Final answer
    x = 17,194.89

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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.