Home / 25,211.07-37,833.61-18,975.69

Finding the Fourth Proportional to 25,211.07, 37,833.61 and 18,975.69

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Solution

The fourth proportional to 25,211.07, 37,833.61 and 18,975.69 is: 28,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,211.07 : 37,833.61 = 18,975.69 : x
  2. Step 2: Convert to fraction form
    25,211.07/37,833.61 = 18,975.69/x
  3. Step 3: Cross multiply
    25,211.07x = 37,833.61 × 18,975.69
  4. Step 4: Simplify right side
    25,211.07x = 717,918,618.33
  5. Step 5: Solve for x
    x = 717,918,618.33/25,211.07
  6. Step 6: Final answer
    x = 28,476.33

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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.