Home / 31,035.34-46,470.39-21,193.84

Finding the Fourth Proportional to 31,035.34, 46,470.39 and 21,193.84

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Solution

The fourth proportional to 31,035.34, 46,470.39 and 21,193.84 is: 31,734.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,035.34 : 46,470.39 = 21,193.84 : x
  2. Step 2: Convert to fraction form
    31,035.34/46,470.39 = 21,193.84/x
  3. Step 3: Cross multiply
    31,035.34x = 46,470.39 × 21,193.84
  4. Step 4: Simplify right side
    31,035.34x = 984,886,010.40
  5. Step 5: Solve for x
    x = 984,886,010.40/31,035.34
  6. Step 6: Final answer
    x = 31,734.34

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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.