Home / 31,695.25-43,739.45-17,549.01

Finding the Fourth Proportional to 31,695.25, 43,739.45 and 17,549.01

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Solution

The fourth proportional to 31,695.25, 43,739.45 and 17,549.01 is: 24,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,695.25 : 43,739.45 = 17,549.01 : x
  2. Step 2: Convert to fraction form
    31,695.25/43,739.45 = 17,549.01/x
  3. Step 3: Cross multiply
    31,695.25x = 43,739.45 × 17,549.01
  4. Step 4: Simplify right side
    31,695.25x = 767,584,045.44
  5. Step 5: Solve for x
    x = 767,584,045.44/31,695.25
  6. Step 6: Final answer
    x = 24,217.64

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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.