Home / 32,331.65-44,610.99-18,900.31

Finding the Fourth Proportional to 32,331.65, 44,610.99 and 18,900.31

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Solution

The fourth proportional to 32,331.65, 44,610.99 and 18,900.31 is: 26,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,331.65 : 44,610.99 = 18,900.31 : x
  2. Step 2: Convert to fraction form
    32,331.65/44,610.99 = 18,900.31/x
  3. Step 3: Cross multiply
    32,331.65x = 44,610.99 × 18,900.31
  4. Step 4: Simplify right side
    32,331.65x = 843,161,540.41
  5. Step 5: Solve for x
    x = 843,161,540.41/32,331.65
  6. Step 6: Final answer
    x = 26,078.52

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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.