Home / 35,549.44-49,059.84-20,642.56

Finding the Fourth Proportional to 35,549.44, 49,059.84 and 20,642.56

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Solution

The fourth proportional to 35,549.44, 49,059.84 and 20,642.56 is: 28,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,549.44 : 49,059.84 = 20,642.56 : x
  2. Step 2: Convert to fraction form
    35,549.44/49,059.84 = 20,642.56/x
  3. Step 3: Cross multiply
    35,549.44x = 49,059.84 × 20,642.56
  4. Step 4: Simplify right side
    35,549.44x = 1,012,720,690.79
  5. Step 5: Solve for x
    x = 1,012,720,690.79/35,549.44
  6. Step 6: Final answer
    x = 28,487.67

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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.