Home / 35,471.15-53,174.04-12,081.32

Finding the Fourth Proportional to 35,471.15, 53,174.04 and 12,081.32

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Solution

The fourth proportional to 35,471.15, 53,174.04 and 12,081.32 is: 18,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,471.15 : 53,174.04 = 12,081.32 : x
  2. Step 2: Convert to fraction form
    35,471.15/53,174.04 = 12,081.32/x
  3. Step 3: Cross multiply
    35,471.15x = 53,174.04 × 12,081.32
  4. Step 4: Simplify right side
    35,471.15x = 642,412,327.06
  5. Step 5: Solve for x
    x = 642,412,327.06/35,471.15
  6. Step 6: Final answer
    x = 18,110.84

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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.