Home / 31,006.42-46,542.39-19,327.66

Finding the Fourth Proportional to 31,006.42, 46,542.39 and 19,327.66

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Solution

The fourth proportional to 31,006.42, 46,542.39 and 19,327.66 is: 29,011.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,006.42 : 46,542.39 = 19,327.66 : x
  2. Step 2: Convert to fraction form
    31,006.42/46,542.39 = 19,327.66/x
  3. Step 3: Cross multiply
    31,006.42x = 46,542.39 × 19,327.66
  4. Step 4: Simplify right side
    31,006.42x = 899,555,489.51
  5. Step 5: Solve for x
    x = 899,555,489.51/31,006.42
  6. Step 6: Final answer
    x = 29,011.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.