Home / 37,629.68-56,447.58-18,900.08

Finding the Fourth Proportional to 37,629.68, 56,447.58 and 18,900.08

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Solution

The fourth proportional to 37,629.68, 56,447.58 and 18,900.08 is: 28,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,629.68 : 56,447.58 = 18,900.08 : x
  2. Step 2: Convert to fraction form
    37,629.68/56,447.58 = 18,900.08/x
  3. Step 3: Cross multiply
    37,629.68x = 56,447.58 × 18,900.08
  4. Step 4: Simplify right side
    37,629.68x = 1,066,863,495.57
  5. Step 5: Solve for x
    x = 1,066,863,495.57/37,629.68
  6. Step 6: Final answer
    x = 28,351.65

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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.