Home / 19,188.06-28,780.29-6,039.42

Finding the Fourth Proportional to 19,188.06, 28,780.29 and 6,039.42

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Solution

The fourth proportional to 19,188.06, 28,780.29 and 6,039.42 is: 9,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,188.06 : 28,780.29 = 6,039.42 : x
  2. Step 2: Convert to fraction form
    19,188.06/28,780.29 = 6,039.42/x
  3. Step 3: Cross multiply
    19,188.06x = 28,780.29 × 6,039.42
  4. Step 4: Simplify right side
    19,188.06x = 173,816,259.03
  5. Step 5: Solve for x
    x = 173,816,259.03/19,188.06
  6. Step 6: Final answer
    x = 9,058.56

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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.