Home / 31,298.96-43,192.69-16,958.82

Finding the Fourth Proportional to 31,298.96, 43,192.69 and 16,958.82

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Solution

The fourth proportional to 31,298.96, 43,192.69 and 16,958.82 is: 23,403.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,298.96 : 43,192.69 = 16,958.82 : x
  2. Step 2: Convert to fraction form
    31,298.96/43,192.69 = 16,958.82/x
  3. Step 3: Cross multiply
    31,298.96x = 43,192.69 × 16,958.82
  4. Step 4: Simplify right side
    31,298.96x = 732,497,027.04
  5. Step 5: Solve for x
    x = 732,497,027.04/31,298.96
  6. Step 6: Final answer
    x = 23,403.24

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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.