Home / 35,388.63-53,006.38-16,640.57

Finding the Fourth Proportional to 35,388.63, 53,006.38 and 16,640.57

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Solution

The fourth proportional to 35,388.63, 53,006.38 and 16,640.57 is: 24,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,388.63 : 53,006.38 = 16,640.57 : x
  2. Step 2: Convert to fraction form
    35,388.63/53,006.38 = 16,640.57/x
  3. Step 3: Cross multiply
    35,388.63x = 53,006.38 × 16,640.57
  4. Step 4: Simplify right side
    35,388.63x = 882,056,028.60
  5. Step 5: Solve for x
    x = 882,056,028.60/35,388.63
  6. Step 6: Final answer
    x = 24,924.85

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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.