Home / 19,085.67-28,628.55-5,939.37

Finding the Fourth Proportional to 19,085.67, 28,628.55 and 5,939.37

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Solution

The fourth proportional to 19,085.67, 28,628.55 and 5,939.37 is: 8,909.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085.67 : 28,628.55 = 5,939.37 : x
  2. Step 2: Convert to fraction form
    19,085.67/28,628.55 = 5,939.37/x
  3. Step 3: Cross multiply
    19,085.67x = 28,628.55 × 5,939.37
  4. Step 4: Simplify right side
    19,085.67x = 170,035,551.01
  5. Step 5: Solve for x
    x = 170,035,551.01/19,085.67
  6. Step 6: Final answer
    x = 8,909.07

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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.