Home / 18,597.07-27,899.14-6,120.69

Finding the Fourth Proportional to 18,597.07, 27,899.14 and 6,120.69

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Solution

The fourth proportional to 18,597.07, 27,899.14 and 6,120.69 is: 9,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.07 : 27,899.14 = 6,120.69 : x
  2. Step 2: Convert to fraction form
    18,597.07/27,899.14 = 6,120.69/x
  3. Step 3: Cross multiply
    18,597.07x = 27,899.14 × 6,120.69
  4. Step 4: Simplify right side
    18,597.07x = 170,761,987.21
  5. Step 5: Solve for x
    x = 170,761,987.21/18,597.07
  6. Step 6: Final answer
    x = 9,182.20

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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.