Home / 18,734.87-25,853.35-10,237.28

Finding the Fourth Proportional to 18,734.87, 25,853.35 and 10,237.28

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Solution

The fourth proportional to 18,734.87, 25,853.35 and 10,237.28 is: 14,127.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.87 : 25,853.35 = 10,237.28 : x
  2. Step 2: Convert to fraction form
    18,734.87/25,853.35 = 10,237.28/x
  3. Step 3: Cross multiply
    18,734.87x = 25,853.35 × 10,237.28
  4. Step 4: Simplify right side
    18,734.87x = 264,667,982.89
  5. Step 5: Solve for x
    x = 264,667,982.89/18,734.87
  6. Step 6: Final answer
    x = 14,127.03

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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.