Home / 13,042.68-19,563.06-3,807.48

Finding the Fourth Proportional to 13,042.68, 19,563.06 and 3,807.48

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Solution

The fourth proportional to 13,042.68, 19,563.06 and 3,807.48 is: 5,710.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.68 : 19,563.06 = 3,807.48 : x
  2. Step 2: Convert to fraction form
    13,042.68/19,563.06 = 3,807.48/x
  3. Step 3: Cross multiply
    13,042.68x = 19,563.06 × 3,807.48
  4. Step 4: Simplify right side
    13,042.68x = 74,485,959.69
  5. Step 5: Solve for x
    x = 74,485,959.69/13,042.68
  6. Step 6: Final answer
    x = 5,710.94

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1.5x scale

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.