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Finding the Fourth Proportional to 36,903.39, 55,355.28 and 9,201.39

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Solution

The fourth proportional to 36,903.39, 55,355.28 and 9,201.39 is: 13,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,903.39 : 55,355.28 = 9,201.39 : x
  2. Step 2: Convert to fraction form
    36,903.39/55,355.28 = 9,201.39/x
  3. Step 3: Cross multiply
    36,903.39x = 55,355.28 × 9,201.39
  4. Step 4: Simplify right side
    36,903.39x = 509,345,519.84
  5. Step 5: Solve for x
    x = 509,345,519.84/36,903.39
  6. Step 6: Final answer
    x = 13,802.13

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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.