Home / 35,629.00-53,436.20-20,826.65

Finding the Fourth Proportional to 35,629.00, 53,436.20 and 20,826.65

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Solution

The fourth proportional to 35,629.00, 53,436.20 and 20,826.65 is: 31,235.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,629.00 : 53,436.20 = 20,826.65 : x
  2. Step 2: Convert to fraction form
    35,629.00/53,436.20 = 20,826.65/x
  3. Step 3: Cross multiply
    35,629.00x = 53,436.20 × 20,826.65
  4. Step 4: Simplify right side
    35,629.00x = 1,112,897,064.19
  5. Step 5: Solve for x
    x = 1,112,897,064.19/35,629.00
  6. Step 6: Final answer
    x = 31,235.71

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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.