Home / 36,678.12-55,048.61-36,402.01

Finding the Fourth Proportional to 36,678.12, 55,048.61 and 36,402.01

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Solution

The fourth proportional to 36,678.12, 55,048.61 and 36,402.01 is: 54,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.12 : 55,048.61 = 36,402.01 : x
  2. Step 2: Convert to fraction form
    36,678.12/55,048.61 = 36,402.01/x
  3. Step 3: Cross multiply
    36,678.12x = 55,048.61 × 36,402.01
  4. Step 4: Simplify right side
    36,678.12x = 2,003,880,005.09
  5. Step 5: Solve for x
    x = 2,003,880,005.09/36,678.12
  6. Step 6: Final answer
    x = 54,634.21

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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.