Home / 35,563.96-49,041.43-30,544.78

Finding the Fourth Proportional to 35,563.96, 49,041.43 and 30,544.78

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Solution

The fourth proportional to 35,563.96, 49,041.43 and 30,544.78 is: 42,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,563.96 : 49,041.43 = 30,544.78 : x
  2. Step 2: Convert to fraction form
    35,563.96/49,041.43 = 30,544.78/x
  3. Step 3: Cross multiply
    35,563.96x = 49,041.43 × 30,544.78
  4. Step 4: Simplify right side
    35,563.96x = 1,497,959,690.24
  5. Step 5: Solve for x
    x = 1,497,959,690.24/35,563.96
  6. Step 6: Final answer
    x = 42,120.16

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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.