Home / 32,450.31-44,781.34-18,109.99

Finding the Fourth Proportional to 32,450.31, 44,781.34 and 18,109.99

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Solution

The fourth proportional to 32,450.31, 44,781.34 and 18,109.99 is: 24,991.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,450.31 : 44,781.34 = 18,109.99 : x
  2. Step 2: Convert to fraction form
    32,450.31/44,781.34 = 18,109.99/x
  3. Step 3: Cross multiply
    32,450.31x = 44,781.34 × 18,109.99
  4. Step 4: Simplify right side
    32,450.31x = 810,989,619.59
  5. Step 5: Solve for x
    x = 810,989,619.59/32,450.31
  6. Step 6: Final answer
    x = 24,991.74

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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.