Home / 36,959.06-55,437.81-11,999.07

Finding the Fourth Proportional to 36,959.06, 55,437.81 and 11,999.07

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Solution

The fourth proportional to 36,959.06, 55,437.81 and 11,999.07 is: 17,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,959.06 : 55,437.81 = 11,999.07 : x
  2. Step 2: Convert to fraction form
    36,959.06/55,437.81 = 11,999.07/x
  3. Step 3: Cross multiply
    36,959.06x = 55,437.81 × 11,999.07
  4. Step 4: Simplify right side
    36,959.06x = 665,202,162.84
  5. Step 5: Solve for x
    x = 665,202,162.84/36,959.06
  6. Step 6: Final answer
    x = 17,998.35

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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.