Home / 35,541.05-49,049.54-20,438.60

Finding the Fourth Proportional to 35,541.05, 49,049.54 and 20,438.60

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Solution

The fourth proportional to 35,541.05, 49,049.54 and 20,438.60 is: 28,206.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,541.05 : 49,049.54 = 20,438.60 : x
  2. Step 2: Convert to fraction form
    35,541.05/49,049.54 = 20,438.60/x
  3. Step 3: Cross multiply
    35,541.05x = 49,049.54 × 20,438.60
  4. Step 4: Simplify right side
    35,541.05x = 1,002,503,928.24
  5. Step 5: Solve for x
    x = 1,002,503,928.24/35,541.05
  6. Step 6: Final answer
    x = 28,206.93

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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.