Home / 34,652.20-51,983.90-13,580.81

Finding the Fourth Proportional to 34,652.20, 51,983.90 and 13,580.81

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Solution

The fourth proportional to 34,652.20, 51,983.90 and 13,580.81 is: 20,373.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,652.20 : 51,983.90 = 13,580.81 : x
  2. Step 2: Convert to fraction form
    34,652.20/51,983.90 = 13,580.81/x
  3. Step 3: Cross multiply
    34,652.20x = 51,983.90 × 13,580.81
  4. Step 4: Simplify right side
    34,652.20x = 705,983,468.96
  5. Step 5: Solve for x
    x = 705,983,468.96/34,652.20
  6. Step 6: Final answer
    x = 20,373.41

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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.