Home / 34,384.60-51,629.70-18,832.60

Finding the Fourth Proportional to 34,384.60, 51,629.70 and 18,832.60

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Solution

The fourth proportional to 34,384.60, 51,629.70 and 18,832.60 is: 28,277.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,384.60 : 51,629.70 = 18,832.60 : x
  2. Step 2: Convert to fraction form
    34,384.60/51,629.70 = 18,832.60/x
  3. Step 3: Cross multiply
    34,384.60x = 51,629.70 × 18,832.60
  4. Step 4: Simplify right side
    34,384.60x = 972,321,488.22
  5. Step 5: Solve for x
    x = 972,321,488.22/34,384.60
  6. Step 6: Final answer
    x = 28,277.82

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1.5x scale

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.