Home / 30,183.12-45,322.05-25,563.69

Finding the Fourth Proportional to 30,183.12, 45,322.05 and 25,563.69

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Solution

The fourth proportional to 30,183.12, 45,322.05 and 25,563.69 is: 38,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.12 : 45,322.05 = 25,563.69 : x
  2. Step 2: Convert to fraction form
    30,183.12/45,322.05 = 25,563.69/x
  3. Step 3: Cross multiply
    30,183.12x = 45,322.05 × 25,563.69
  4. Step 4: Simplify right side
    30,183.12x = 1,158,598,836.36
  5. Step 5: Solve for x
    x = 1,158,598,836.36/30,183.12
  6. Step 6: Final answer
    x = 38,385.66

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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.