Home / 36,603.20-54,905.28-10,308.48

Finding the Fourth Proportional to 36,603.20, 54,905.28 and 10,308.48

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Solution

The fourth proportional to 36,603.20, 54,905.28 and 10,308.48 is: 15,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,603.20 : 54,905.28 = 10,308.48 : x
  2. Step 2: Convert to fraction form
    36,603.20/54,905.28 = 10,308.48/x
  3. Step 3: Cross multiply
    36,603.20x = 54,905.28 × 10,308.48
  4. Step 4: Simplify right side
    36,603.20x = 565,989,980.77
  5. Step 5: Solve for x
    x = 565,989,980.77/36,603.20
  6. Step 6: Final answer
    x = 15,462.86

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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.