Home / 31,035.84-46,471.14-21,194.34

Finding the Fourth Proportional to 31,035.84, 46,471.14 and 21,194.34

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Solution

The fourth proportional to 31,035.84, 46,471.14 and 21,194.34 is: 31,735.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,035.84 : 46,471.14 = 21,194.34 : x
  2. Step 2: Convert to fraction form
    31,035.84/46,471.14 = 21,194.34/x
  3. Step 3: Cross multiply
    31,035.84x = 46,471.14 × 21,194.34
  4. Step 4: Simplify right side
    31,035.84x = 984,925,141.35
  5. Step 5: Solve for x
    x = 984,925,141.35/31,035.84
  6. Step 6: Final answer
    x = 31,735.09

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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.