Home / 34,165.20-51,247.80-22,355.40

Finding the Fourth Proportional to 34,165.20, 51,247.80 and 22,355.40

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Solution

The fourth proportional to 34,165.20, 51,247.80 and 22,355.40 is: 33,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,165.20 : 51,247.80 = 22,355.40 : x
  2. Step 2: Convert to fraction form
    34,165.20/51,247.80 = 22,355.40/x
  3. Step 3: Cross multiply
    34,165.20x = 51,247.80 × 22,355.40
  4. Step 4: Simplify right side
    34,165.20x = 1,145,665,068.12
  5. Step 5: Solve for x
    x = 1,145,665,068.12/34,165.20
  6. Step 6: Final answer
    x = 33,533.10

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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.