Home / 58,789.99-81,131.13-31,932.52

Finding the Fourth Proportional to 58,789.99, 81,131.13 and 31,932.52

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Solution

The fourth proportional to 58,789.99, 81,131.13 and 31,932.52 is: 44,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,789.99 : 81,131.13 = 31,932.52 : x
  2. Step 2: Convert to fraction form
    58,789.99/81,131.13 = 31,932.52/x
  3. Step 3: Cross multiply
    58,789.99x = 81,131.13 × 31,932.52
  4. Step 4: Simplify right side
    58,789.99x = 2,590,720,866.03
  5. Step 5: Solve for x
    x = 2,590,720,866.03/58,789.99
  6. Step 6: Final answer
    x = 44,067.38

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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.