Home / 35,699.39-49,253.09-20,591.67

Finding the Fourth Proportional to 35,699.39, 49,253.09 and 20,591.67

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Solution

The fourth proportional to 35,699.39, 49,253.09 and 20,591.67 is: 28,409.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,699.39 : 49,253.09 = 20,591.67 : x
  2. Step 2: Convert to fraction form
    35,699.39/49,253.09 = 20,591.67/x
  3. Step 3: Cross multiply
    35,699.39x = 49,253.09 × 20,591.67
  4. Step 4: Simplify right side
    35,699.39x = 1,014,203,238.37
  5. Step 5: Solve for x
    x = 1,014,203,238.37/35,699.39
  6. Step 6: Final answer
    x = 28,409.54

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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.