Home / 55,608.76-83,426.10-18,170.56

Finding the Fourth Proportional to 55,608.76, 83,426.10 and 18,170.56

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Solution

The fourth proportional to 55,608.76, 83,426.10 and 18,170.56 is: 27,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,608.76 : 83,426.10 = 18,170.56 : x
  2. Step 2: Convert to fraction form
    55,608.76/83,426.10 = 18,170.56/x
  3. Step 3: Cross multiply
    55,608.76x = 83,426.10 × 18,170.56
  4. Step 4: Simplify right side
    55,608.76x = 1,515,898,955.62
  5. Step 5: Solve for x
    x = 1,515,898,955.62/55,608.76
  6. Step 6: Final answer
    x = 27,260.07

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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.