Home / 31,585.20-43,588.44-19,014

Finding the Fourth Proportional to 31,585.20, 43,588.44 and 19,014

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Solution

The fourth proportional to 31,585.20, 43,588.44 and 19,014 is: 26,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,585.20 : 43,588.44 = 19,014 : x
  2. Step 2: Convert to fraction form
    31,585.20/43,588.44 = 19,014/x
  3. Step 3: Cross multiply
    31,585.20x = 43,588.44 × 19,014
  4. Step 4: Simplify right side
    31,585.20x = 828,790,598.16
  5. Step 5: Solve for x
    x = 828,790,598.16/31,585.20
  6. Step 6: Final answer
    x = 26,239.84

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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.