Home / 45,918.52-63,351.26-30,012.15

Finding the Fourth Proportional to 45,918.52, 63,351.26 and 30,012.15

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Solution

The fourth proportional to 45,918.52, 63,351.26 and 30,012.15 is: 41,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,918.52 : 63,351.26 = 30,012.15 : x
  2. Step 2: Convert to fraction form
    45,918.52/63,351.26 = 30,012.15/x
  3. Step 3: Cross multiply
    45,918.52x = 63,351.26 × 30,012.15
  4. Step 4: Simplify right side
    45,918.52x = 1,901,307,434.46
  5. Step 5: Solve for x
    x = 1,901,307,434.46/45,918.52
  6. Step 6: Final answer
    x = 41,406.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.