Home / 31,292.10-43,175.66-19,027.13

Finding the Fourth Proportional to 31,292.10, 43,175.66 and 19,027.13

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Solution

The fourth proportional to 31,292.10, 43,175.66 and 19,027.13 is: 26,252.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.10 : 43,175.66 = 19,027.13 : x
  2. Step 2: Convert to fraction form
    31,292.10/43,175.66 = 19,027.13/x
  3. Step 3: Cross multiply
    31,292.10x = 43,175.66 × 19,027.13
  4. Step 4: Simplify right side
    31,292.10x = 821,508,895.66
  5. Step 5: Solve for x
    x = 821,508,895.66/31,292.10
  6. Step 6: Final answer
    x = 26,252.92

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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.