Home / 30,353.24-45,550.31-10,631.97

Finding the Fourth Proportional to 30,353.24, 45,550.31 and 10,631.97

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Solution

The fourth proportional to 30,353.24, 45,550.31 and 10,631.97 is: 15,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,353.24 : 45,550.31 = 10,631.97 : x
  2. Step 2: Convert to fraction form
    30,353.24/45,550.31 = 10,631.97/x
  3. Step 3: Cross multiply
    30,353.24x = 45,550.31 × 10,631.97
  4. Step 4: Simplify right side
    30,353.24x = 484,289,476.25
  5. Step 5: Solve for x
    x = 484,289,476.25/30,353.24
  6. Step 6: Final answer
    x = 15,955.12

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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.