Home / 37,056.89-55,515.48-18,315.21

Finding the Fourth Proportional to 37,056.89, 55,515.48 and 18,315.21

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Solution

The fourth proportional to 37,056.89, 55,515.48 and 18,315.21 is: 27,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,056.89 : 55,515.48 = 18,315.21 : x
  2. Step 2: Convert to fraction form
    37,056.89/55,515.48 = 18,315.21/x
  3. Step 3: Cross multiply
    37,056.89x = 55,515.48 × 18,315.21
  4. Step 4: Simplify right side
    37,056.89x = 1,016,777,813.95
  5. Step 5: Solve for x
    x = 1,016,777,813.95/37,056.89
  6. Step 6: Final answer
    x = 27,438.29

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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.