Home / 35,429.54-53,107.85-15,717.38

Finding the Fourth Proportional to 35,429.54, 53,107.85 and 15,717.38

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Solution

The fourth proportional to 35,429.54, 53,107.85 and 15,717.38 is: 23,559.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,429.54 : 53,107.85 = 15,717.38 : x
  2. Step 2: Convert to fraction form
    35,429.54/53,107.85 = 15,717.38/x
  3. Step 3: Cross multiply
    35,429.54x = 53,107.85 × 15,717.38
  4. Step 4: Simplify right side
    35,429.54x = 834,716,033.19
  5. Step 5: Solve for x
    x = 834,716,033.19/35,429.54
  6. Step 6: Final answer
    x = 23,559.89

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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.