Home / 29,659.36-40,943.60-19,055.04

Finding the Fourth Proportional to 29,659.36, 40,943.60 and 19,055.04

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Solution

The fourth proportional to 29,659.36, 40,943.60 and 19,055.04 is: 26,304.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,659.36 : 40,943.60 = 19,055.04 : x
  2. Step 2: Convert to fraction form
    29,659.36/40,943.60 = 19,055.04/x
  3. Step 3: Cross multiply
    29,659.36x = 40,943.60 × 19,055.04
  4. Step 4: Simplify right side
    29,659.36x = 780,181,935.74
  5. Step 5: Solve for x
    x = 780,181,935.74/29,659.36
  6. Step 6: Final answer
    x = 26,304.75

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1.5x scale

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.