Home / 37,684.56-56,474.05-28,318.60

Finding the Fourth Proportional to 37,684.56, 56,474.05 and 28,318.60

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Solution

The fourth proportional to 37,684.56, 56,474.05 and 28,318.60 is: 42,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,684.56 : 56,474.05 = 28,318.60 : x
  2. Step 2: Convert to fraction form
    37,684.56/56,474.05 = 28,318.60/x
  3. Step 3: Cross multiply
    37,684.56x = 56,474.05 × 28,318.60
  4. Step 4: Simplify right side
    37,684.56x = 1,599,265,820.35
  5. Step 5: Solve for x
    x = 1,599,265,820.35/37,684.56
  6. Step 6: Final answer
    x = 42,438.22

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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.