Home / 50,735.12-70,002.60-30,586.64

Finding the Fourth Proportional to 50,735.12, 70,002.60 and 30,586.64

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Solution

The fourth proportional to 50,735.12, 70,002.60 and 30,586.64 is: 42,202.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,735.12 : 70,002.60 = 30,586.64 : x
  2. Step 2: Convert to fraction form
    50,735.12/70,002.60 = 30,586.64/x
  3. Step 3: Cross multiply
    50,735.12x = 70,002.60 × 30,586.64
  4. Step 4: Simplify right side
    50,735.12x = 2,141,144,325.26
  5. Step 5: Solve for x
    x = 2,141,144,325.26/50,735.12
  6. Step 6: Final answer
    x = 42,202.41

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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.