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Finding the Fourth Proportional to 35,753.86, 53,619.02 and 12,055.01

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Solution

The fourth proportional to 35,753.86, 53,619.02 and 12,055.01 is: 18,078.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,753.86 : 53,619.02 = 12,055.01 : x
  2. Step 2: Convert to fraction form
    35,753.86/53,619.02 = 12,055.01/x
  3. Step 3: Cross multiply
    35,753.86x = 53,619.02 × 12,055.01
  4. Step 4: Simplify right side
    35,753.86x = 646,377,539.13
  5. Step 5: Solve for x
    x = 646,377,539.13/35,753.86
  6. Step 6: Final answer
    x = 18,078.54

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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.