Home / 31,036.59-46,472.27-21,195.09

Finding the Fourth Proportional to 31,036.59, 46,472.27 and 21,195.09

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Solution

The fourth proportional to 31,036.59, 46,472.27 and 21,195.09 is: 31,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,036.59 : 46,472.27 = 21,195.09 : x
  2. Step 2: Convert to fraction form
    31,036.59/46,472.27 = 21,195.09/x
  3. Step 3: Cross multiply
    31,036.59x = 46,472.27 × 21,195.09
  4. Step 4: Simplify right side
    31,036.59x = 984,983,839.18
  5. Step 5: Solve for x
    x = 984,983,839.18/31,036.59
  6. Step 6: Final answer
    x = 31,736.21

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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.