Home / 16,947.48-25,419.60-10,370.28

Finding the Fourth Proportional to 16,947.48, 25,419.60 and 10,370.28

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Solution

The fourth proportional to 16,947.48, 25,419.60 and 10,370.28 is: 15,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947.48 : 25,419.60 = 10,370.28 : x
  2. Step 2: Convert to fraction form
    16,947.48/25,419.60 = 10,370.28/x
  3. Step 3: Cross multiply
    16,947.48x = 25,419.60 × 10,370.28
  4. Step 4: Simplify right side
    16,947.48x = 263,608,369.49
  5. Step 5: Solve for x
    x = 263,608,369.49/16,947.48
  6. Step 6: Final answer
    x = 15,554.43

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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.