Home / 18,759.93-28,125.91-6,272.56

Finding the Fourth Proportional to 18,759.93, 28,125.91 and 6,272.56

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Solution

The fourth proportional to 18,759.93, 28,125.91 and 6,272.56 is: 9,404.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759.93 : 28,125.91 = 6,272.56 : x
  2. Step 2: Convert to fraction form
    18,759.93/28,125.91 = 6,272.56/x
  3. Step 3: Cross multiply
    18,759.93x = 28,125.91 × 6,272.56
  4. Step 4: Simplify right side
    18,759.93x = 176,421,458.03
  5. Step 5: Solve for x
    x = 176,421,458.03/18,759.93
  6. Step 6: Final answer
    x = 9,404.16

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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.