Home / 35,972.63-53,963.86-12,273.81

Finding the Fourth Proportional to 35,972.63, 53,963.86 and 12,273.81

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Solution

The fourth proportional to 35,972.63, 53,963.86 and 12,273.81 is: 18,412.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,972.63 : 53,963.86 = 12,273.81 : x
  2. Step 2: Convert to fraction form
    35,972.63/53,963.86 = 12,273.81/x
  3. Step 3: Cross multiply
    35,972.63x = 53,963.86 × 12,273.81
  4. Step 4: Simplify right side
    35,972.63x = 662,342,164.51
  5. Step 5: Solve for x
    x = 662,342,164.51/35,972.63
  6. Step 6: Final answer
    x = 18,412.39

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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.