Home / 37,080.24-55,628.62-20,431.70

Finding the Fourth Proportional to 37,080.24, 55,628.62 and 20,431.70

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Solution

The fourth proportional to 37,080.24, 55,628.62 and 20,431.70 is: 30,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,080.24 : 55,628.62 = 20,431.70 : x
  2. Step 2: Convert to fraction form
    37,080.24/55,628.62 = 20,431.70/x
  3. Step 3: Cross multiply
    37,080.24x = 55,628.62 × 20,431.70
  4. Step 4: Simplify right side
    37,080.24x = 1,136,587,363.25
  5. Step 5: Solve for x
    x = 1,136,587,363.25/37,080.24
  6. Step 6: Final answer
    x = 30,652.10

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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.