Home / 19,097.19-28,640.25-8,003.57

Finding the Fourth Proportional to 19,097.19, 28,640.25 and 8,003.57

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Solution

The fourth proportional to 19,097.19, 28,640.25 and 8,003.57 is: 12,003.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,097.19 : 28,640.25 = 8,003.57 : x
  2. Step 2: Convert to fraction form
    19,097.19/28,640.25 = 8,003.57/x
  3. Step 3: Cross multiply
    19,097.19x = 28,640.25 × 8,003.57
  4. Step 4: Simplify right side
    19,097.19x = 229,224,102.49
  5. Step 5: Solve for x
    x = 229,224,102.49/19,097.19
  6. Step 6: Final answer
    x = 12,003.03

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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.