Home / 31,695.60-43,739.64-17,548.12

Finding the Fourth Proportional to 31,695.60, 43,739.64 and 17,548.12

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Solution

The fourth proportional to 31,695.60, 43,739.64 and 17,548.12 is: 24,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,695.60 : 43,739.64 = 17,548.12 : x
  2. Step 2: Convert to fraction form
    31,695.60/43,739.64 = 17,548.12/x
  3. Step 3: Cross multiply
    31,695.60x = 43,739.64 × 17,548.12
  4. Step 4: Simplify right side
    31,695.60x = 767,548,451.48
  5. Step 5: Solve for x
    x = 767,548,451.48/31,695.60
  6. Step 6: Final answer
    x = 24,216.25

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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.