Home / 35,777.92-49,375.88-20,671.24

Finding the Fourth Proportional to 35,777.92, 49,375.88 and 20,671.24

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Solution

The fourth proportional to 35,777.92, 49,375.88 and 20,671.24 is: 28,527.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.92 : 49,375.88 = 20,671.24 : x
  2. Step 2: Convert to fraction form
    35,777.92/49,375.88 = 20,671.24/x
  3. Step 3: Cross multiply
    35,777.92x = 49,375.88 × 20,671.24
  4. Step 4: Simplify right side
    35,777.92x = 1,020,660,665.69
  5. Step 5: Solve for x
    x = 1,020,660,665.69/35,777.92
  6. Step 6: Final answer
    x = 28,527.67

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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.