Home / 25,618.26-38,433.86-7,150.26

Finding the Fourth Proportional to 25,618.26, 38,433.86 and 7,150.26

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Solution

The fourth proportional to 25,618.26, 38,433.86 and 7,150.26 is: 10,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.26 : 38,433.86 = 7,150.26 : x
  2. Step 2: Convert to fraction form
    25,618.26/38,433.86 = 7,150.26/x
  3. Step 3: Cross multiply
    25,618.26x = 38,433.86 × 7,150.26
  4. Step 4: Simplify right side
    25,618.26x = 274,812,091.80
  5. Step 5: Solve for x
    x = 274,812,091.80/25,618.26
  6. Step 6: Final answer
    x = 10,727.20

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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.