Home / 30,034.94-45,053.50-10,313.38

Finding the Fourth Proportional to 30,034.94, 45,053.50 and 10,313.38

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Solution

The fourth proportional to 30,034.94, 45,053.50 and 10,313.38 is: 15,470.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034.94 : 45,053.50 = 10,313.38 : x
  2. Step 2: Convert to fraction form
    30,034.94/45,053.50 = 10,313.38/x
  3. Step 3: Cross multiply
    30,034.94x = 45,053.50 × 10,313.38
  4. Step 4: Simplify right side
    30,034.94x = 464,653,865.83
  5. Step 5: Solve for x
    x = 464,653,865.83/30,034.94
  6. Step 6: Final answer
    x = 15,470.44

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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.