Home / 19,039.48-28,559.70-5,891.80

Finding the Fourth Proportional to 19,039.48, 28,559.70 and 5,891.80

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Solution

The fourth proportional to 19,039.48, 28,559.70 and 5,891.80 is: 8,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.48 : 28,559.70 = 5,891.80 : x
  2. Step 2: Convert to fraction form
    19,039.48/28,559.70 = 5,891.80/x
  3. Step 3: Cross multiply
    19,039.48x = 28,559.70 × 5,891.80
  4. Step 4: Simplify right side
    19,039.48x = 168,268,040.46
  5. Step 5: Solve for x
    x = 168,268,040.46/19,039.48
  6. Step 6: Final answer
    x = 8,837.85

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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.