Home / 18,845.19-28,256.17-6,364.03

Finding the Fourth Proportional to 18,845.19, 28,256.17 and 6,364.03

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Solution

The fourth proportional to 18,845.19, 28,256.17 and 6,364.03 is: 9,542.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845.19 : 28,256.17 = 6,364.03 : x
  2. Step 2: Convert to fraction form
    18,845.19/28,256.17 = 6,364.03/x
  3. Step 3: Cross multiply
    18,845.19x = 28,256.17 × 6,364.03
  4. Step 4: Simplify right side
    18,845.19x = 179,823,113.57
  5. Step 5: Solve for x
    x = 179,823,113.57/18,845.19
  6. Step 6: Final answer
    x = 9,542.12

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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.