Home / 36,460.18-54,724.21-18,703.56

Finding the Fourth Proportional to 36,460.18, 54,724.21 and 18,703.56

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Solution

The fourth proportional to 36,460.18, 54,724.21 and 18,703.56 is: 28,072.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,460.18 : 54,724.21 = 18,703.56 : x
  2. Step 2: Convert to fraction form
    36,460.18/54,724.21 = 18,703.56/x
  3. Step 3: Cross multiply
    36,460.18x = 54,724.21 × 18,703.56
  4. Step 4: Simplify right side
    36,460.18x = 1,023,537,395.82
  5. Step 5: Solve for x
    x = 1,023,537,395.82/36,460.18
  6. Step 6: Final answer
    x = 28,072.75

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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.