Home / 31,064.33-46,596.20-20,581.31

Finding the Fourth Proportional to 31,064.33, 46,596.20 and 20,581.31

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Solution

The fourth proportional to 31,064.33, 46,596.20 and 20,581.31 is: 30,871.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,064.33 : 46,596.20 = 20,581.31 : x
  2. Step 2: Convert to fraction form
    31,064.33/46,596.20 = 20,581.31/x
  3. Step 3: Cross multiply
    31,064.33x = 46,596.20 × 20,581.31
  4. Step 4: Simplify right side
    31,064.33x = 959,010,850.61
  5. Step 5: Solve for x
    x = 959,010,850.61/31,064.33
  6. Step 6: Final answer
    x = 30,871.77

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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.