Home / 36,865.48-55,309.02-11,905.06

Finding the Fourth Proportional to 36,865.48, 55,309.02 and 11,905.06

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Solution

The fourth proportional to 36,865.48, 55,309.02 and 11,905.06 is: 17,861.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,865.48 : 55,309.02 = 11,905.06 : x
  2. Step 2: Convert to fraction form
    36,865.48/55,309.02 = 11,905.06/x
  3. Step 3: Cross multiply
    36,865.48x = 55,309.02 × 11,905.06
  4. Step 4: Simplify right side
    36,865.48x = 658,457,201.64
  5. Step 5: Solve for x
    x = 658,457,201.64/36,865.48
  6. Step 6: Final answer
    x = 17,861.08

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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.