Home / 18,735.36-25,854.57-10,237.44

Finding the Fourth Proportional to 18,735.36, 25,854.57 and 10,237.44

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Solution

The fourth proportional to 18,735.36, 25,854.57 and 10,237.44 is: 14,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,735.36 : 25,854.57 = 10,237.44 : x
  2. Step 2: Convert to fraction form
    18,735.36/25,854.57 = 10,237.44/x
  3. Step 3: Cross multiply
    18,735.36x = 25,854.57 × 10,237.44
  4. Step 4: Simplify right side
    18,735.36x = 264,684,609.10
  5. Step 5: Solve for x
    x = 264,684,609.10/18,735.36
  6. Step 6: Final answer
    x = 14,127.54

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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.