Home / 45,919.52-63,352.64-30,013.15

Finding the Fourth Proportional to 45,919.52, 63,352.64 and 30,013.15

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Solution

The fourth proportional to 45,919.52, 63,352.64 and 30,013.15 is: 41,407.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,919.52 : 63,352.64 = 30,013.15 : x
  2. Step 2: Convert to fraction form
    45,919.52/63,352.64 = 30,013.15/x
  3. Step 3: Cross multiply
    45,919.52x = 63,352.64 × 30,013.15
  4. Step 4: Simplify right side
    45,919.52x = 1,901,412,287.22
  5. Step 5: Solve for x
    x = 1,901,412,287.22/45,919.52
  6. Step 6: Final answer
    x = 41,407.49

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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.