Home / 35,936.02-53,885.94-20,947.96

Finding the Fourth Proportional to 35,936.02, 53,885.94 and 20,947.96

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Solution

The fourth proportional to 35,936.02, 53,885.94 and 20,947.96 is: 31,411.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,936.02 : 53,885.94 = 20,947.96 : x
  2. Step 2: Convert to fraction form
    35,936.02/53,885.94 = 20,947.96/x
  3. Step 3: Cross multiply
    35,936.02x = 53,885.94 × 20,947.96
  4. Step 4: Simplify right side
    35,936.02x = 1,128,800,515.68
  5. Step 5: Solve for x
    x = 1,128,800,515.68/35,936.02
  6. Step 6: Final answer
    x = 31,411.39

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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.