Home / 54,450.39-81,675.99-15,009.66

Finding the Fourth Proportional to 54,450.39, 81,675.99 and 15,009.66

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Solution

The fourth proportional to 54,450.39, 81,675.99 and 15,009.66 is: 22,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450.39 : 81,675.99 = 15,009.66 : x
  2. Step 2: Convert to fraction form
    54,450.39/81,675.99 = 15,009.66/x
  3. Step 3: Cross multiply
    54,450.39x = 81,675.99 × 15,009.66
  4. Step 4: Simplify right side
    54,450.39x = 1,225,928,840.06
  5. Step 5: Solve for x
    x = 1,225,928,840.06/54,450.39
  6. Step 6: Final answer
    x = 22,514.60

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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.