Home / 35,970.35-53,961.69-11,009.78

Finding the Fourth Proportional to 35,970.35, 53,961.69 and 11,009.78

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Solution

The fourth proportional to 35,970.35, 53,961.69 and 11,009.78 is: 16,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,970.35 : 53,961.69 = 11,009.78 : x
  2. Step 2: Convert to fraction form
    35,970.35/53,961.69 = 11,009.78/x
  3. Step 3: Cross multiply
    35,970.35x = 53,961.69 × 11,009.78
  4. Step 4: Simplify right side
    35,970.35x = 594,106,335.33
  5. Step 5: Solve for x
    x = 594,106,335.33/35,970.35
  6. Step 6: Final answer
    x = 16,516.56

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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.