Home / 37,099.63-51,199.32-20,749.08

Finding the Fourth Proportional to 37,099.63, 51,199.32 and 20,749.08

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Solution

The fourth proportional to 37,099.63, 51,199.32 and 20,749.08 is: 28,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.63 : 51,199.32 = 20,749.08 : x
  2. Step 2: Convert to fraction form
    37,099.63/51,199.32 = 20,749.08/x
  3. Step 3: Cross multiply
    37,099.63x = 51,199.32 × 20,749.08
  4. Step 4: Simplify right side
    37,099.63x = 1,062,338,786.63
  5. Step 5: Solve for x
    x = 1,062,338,786.63/37,099.63
  6. Step 6: Final answer
    x = 28,634.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.