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Finding the Fourth Proportional to 35,833.32, 53,737.02 and 12,137.04

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Solution

The fourth proportional to 35,833.32, 53,737.02 and 12,137.04 is: 18,201.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,833.32 : 53,737.02 = 12,137.04 : x
  2. Step 2: Convert to fraction form
    35,833.32/53,737.02 = 12,137.04/x
  3. Step 3: Cross multiply
    35,833.32x = 53,737.02 × 12,137.04
  4. Step 4: Simplify right side
    35,833.32x = 652,208,361.22
  5. Step 5: Solve for x
    x = 652,208,361.22/35,833.32
  6. Step 6: Final answer
    x = 18,201.17

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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.