Home / 31,635.14-43,656.48-19,062.32

Finding the Fourth Proportional to 31,635.14, 43,656.48 and 19,062.32

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Solution

The fourth proportional to 31,635.14, 43,656.48 and 19,062.32 is: 26,305.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,635.14 : 43,656.48 = 19,062.32 : x
  2. Step 2: Convert to fraction form
    31,635.14/43,656.48 = 19,062.32/x
  3. Step 3: Cross multiply
    31,635.14x = 43,656.48 × 19,062.32
  4. Step 4: Simplify right side
    31,635.14x = 832,193,791.83
  5. Step 5: Solve for x
    x = 832,193,791.83/31,635.14
  6. Step 6: Final answer
    x = 26,305.99

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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.