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Finding the Fourth Proportional to 36,951.92, 55,389.18 and 17,214.20

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Solution

The fourth proportional to 36,951.92, 55,389.18 and 17,214.20 is: 25,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,951.92 : 55,389.18 = 17,214.20 : x
  2. Step 2: Convert to fraction form
    36,951.92/55,389.18 = 17,214.20/x
  3. Step 3: Cross multiply
    36,951.92x = 55,389.18 × 17,214.20
  4. Step 4: Simplify right side
    36,951.92x = 953,480,422.36
  5. Step 5: Solve for x
    x = 953,480,422.36/36,951.92
  6. Step 6: Final answer
    x = 25,803.27

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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.