Home / 39,187.79-54,081.03-24,081.09

Finding the Fourth Proportional to 39,187.79, 54,081.03 and 24,081.09

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Solution

The fourth proportional to 39,187.79, 54,081.03 and 24,081.09 is: 33,233.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187.79 : 54,081.03 = 24,081.09 : x
  2. Step 2: Convert to fraction form
    39,187.79/54,081.03 = 24,081.09/x
  3. Step 3: Cross multiply
    39,187.79x = 54,081.03 × 24,081.09
  4. Step 4: Simplify right side
    39,187.79x = 1,302,330,150.72
  5. Step 5: Solve for x
    x = 1,302,330,150.72/39,187.79
  6. Step 6: Final answer
    x = 33,233.06

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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.