Home / 35,371.08-53,055.54-11,997.72

Finding the Fourth Proportional to 35,371.08, 53,055.54 and 11,997.72

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Solution

The fourth proportional to 35,371.08, 53,055.54 and 11,997.72 is: 17,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,371.08 : 53,055.54 = 11,997.72 : x
  2. Step 2: Convert to fraction form
    35,371.08/53,055.54 = 11,997.72/x
  3. Step 3: Cross multiply
    35,371.08x = 53,055.54 × 11,997.72
  4. Step 4: Simplify right side
    35,371.08x = 636,545,513.37
  5. Step 5: Solve for x
    x = 636,545,513.37/35,371.08
  6. Step 6: Final answer
    x = 17,996.21

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1.5x scale

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.