Home / 37,050.36-55,595.70-20,389.56

Finding the Fourth Proportional to 37,050.36, 55,595.70 and 20,389.56

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Solution

The fourth proportional to 37,050.36, 55,595.70 and 20,389.56 is: 30,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,050.36 : 55,595.70 = 20,389.56 : x
  2. Step 2: Convert to fraction form
    37,050.36/55,595.70 = 20,389.56/x
  3. Step 3: Cross multiply
    37,050.36x = 55,595.70 × 20,389.56
  4. Step 4: Simplify right side
    37,050.36x = 1,133,571,860.89
  5. Step 5: Solve for x
    x = 1,133,571,860.89/37,050.36
  6. Step 6: Final answer
    x = 30,595.43

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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.