Home / 30,324.37-45,499.79-10,617.07

Finding the Fourth Proportional to 30,324.37, 45,499.79 and 10,617.07

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Solution

The fourth proportional to 30,324.37, 45,499.79 and 10,617.07 is: 15,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,324.37 : 45,499.79 = 10,617.07 : x
  2. Step 2: Convert to fraction form
    30,324.37/45,499.79 = 10,617.07/x
  3. Step 3: Cross multiply
    30,324.37x = 45,499.79 × 10,617.07
  4. Step 4: Simplify right side
    30,324.37x = 483,074,455.42
  5. Step 5: Solve for x
    x = 483,074,455.42/30,324.37
  6. Step 6: Final answer
    x = 15,930.24

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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.