Home / 37,080.60-55,629.18-20,432.07

Finding the Fourth Proportional to 37,080.60, 55,629.18 and 20,432.07

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Solution

The fourth proportional to 37,080.60, 55,629.18 and 20,432.07 is: 30,652.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,080.60 : 55,629.18 = 20,432.07 : x
  2. Step 2: Convert to fraction form
    37,080.60/55,629.18 = 20,432.07/x
  3. Step 3: Cross multiply
    37,080.60x = 55,629.18 × 20,432.07
  4. Step 4: Simplify right side
    37,080.60x = 1,136,619,299.80
  5. Step 5: Solve for x
    x = 1,136,619,299.80/37,080.60
  6. Step 6: Final answer
    x = 30,652.67

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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.