Home / 25,788.54-35,609.33-16,243.81

Finding the Fourth Proportional to 25,788.54, 35,609.33 and 16,243.81

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Solution

The fourth proportional to 25,788.54, 35,609.33 and 16,243.81 is: 22,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.54 : 35,609.33 = 16,243.81 : x
  2. Step 2: Convert to fraction form
    25,788.54/35,609.33 = 16,243.81/x
  3. Step 3: Cross multiply
    25,788.54x = 35,609.33 × 16,243.81
  4. Step 4: Simplify right side
    25,788.54x = 578,431,142.33
  5. Step 5: Solve for x
    x = 578,431,142.33/25,788.54
  6. Step 6: Final answer
    x = 22,429.77

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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.