Home / 37,021.12-55,538.06-12,054.08

Finding the Fourth Proportional to 37,021.12, 55,538.06 and 12,054.08

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Solution

The fourth proportional to 37,021.12, 55,538.06 and 12,054.08 is: 18,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,021.12 : 55,538.06 = 12,054.08 : x
  2. Step 2: Convert to fraction form
    37,021.12/55,538.06 = 12,054.08/x
  3. Step 3: Cross multiply
    37,021.12x = 55,538.06 × 12,054.08
  4. Step 4: Simplify right side
    37,021.12x = 669,460,296.86
  5. Step 5: Solve for x
    x = 669,460,296.86/37,021.12
  6. Step 6: Final answer
    x = 18,083.20

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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.