Home / 45,884.85-63,343.38-30,772.02

Finding the Fourth Proportional to 45,884.85, 63,343.38 and 30,772.02

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Solution

The fourth proportional to 45,884.85, 63,343.38 and 30,772.02 is: 42,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,884.85 : 63,343.38 = 30,772.02 : x
  2. Step 2: Convert to fraction form
    45,884.85/63,343.38 = 30,772.02/x
  3. Step 3: Cross multiply
    45,884.85x = 63,343.38 × 30,772.02
  4. Step 4: Simplify right side
    45,884.85x = 1,949,203,756.23
  5. Step 5: Solve for x
    x = 1,949,203,756.23/45,884.85
  6. Step 6: Final answer
    x = 42,480.33

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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.