Home / 19,188.09-28,782.27-6,708.06

Finding the Fourth Proportional to 19,188.09, 28,782.27 and 6,708.06

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Solution

The fourth proportional to 19,188.09, 28,782.27 and 6,708.06 is: 10,062.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,188.09 : 28,782.27 = 6,708.06 : x
  2. Step 2: Convert to fraction form
    19,188.09/28,782.27 = 6,708.06/x
  3. Step 3: Cross multiply
    19,188.09x = 28,782.27 × 6,708.06
  4. Step 4: Simplify right side
    19,188.09x = 193,073,194.10
  5. Step 5: Solve for x
    x = 193,073,194.10/19,188.09
  6. Step 6: Final answer
    x = 10,062.14

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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.