Home / 31,586.44-43,589.46-17,439.32

Finding the Fourth Proportional to 31,586.44, 43,589.46 and 17,439.32

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Solution

The fourth proportional to 31,586.44, 43,589.46 and 17,439.32 is: 24,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,586.44 : 43,589.46 = 17,439.32 : x
  2. Step 2: Convert to fraction form
    31,586.44/43,589.46 = 17,439.32/x
  3. Step 3: Cross multiply
    31,586.44x = 43,589.46 × 17,439.32
  4. Step 4: Simplify right side
    31,586.44x = 760,170,541.57
  5. Step 5: Solve for x
    x = 760,170,541.57/31,586.44
  6. Step 6: Final answer
    x = 24,066.36

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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.