Home / 12,422.04-18,637.92-4,629.03

Finding the Fourth Proportional to 12,422.04, 18,637.92 and 4,629.03

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Solution

The fourth proportional to 12,422.04, 18,637.92 and 4,629.03 is: 6,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422.04 : 18,637.92 = 4,629.03 : x
  2. Step 2: Convert to fraction form
    12,422.04/18,637.92 = 4,629.03/x
  3. Step 3: Cross multiply
    12,422.04x = 18,637.92 × 4,629.03
  4. Step 4: Simplify right side
    12,422.04x = 86,275,490.82
  5. Step 5: Solve for x
    x = 86,275,490.82/12,422.04
  6. Step 6: Final answer
    x = 6,945.36

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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.