Home / 49,485.21-74,213.30-13,944.17

Finding the Fourth Proportional to 49,485.21, 74,213.30 and 13,944.17

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Solution

The fourth proportional to 49,485.21, 74,213.30 and 13,944.17 is: 20,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,485.21 : 74,213.30 = 13,944.17 : x
  2. Step 2: Convert to fraction form
    49,485.21/74,213.30 = 13,944.17/x
  3. Step 3: Cross multiply
    49,485.21x = 74,213.30 × 13,944.17
  4. Step 4: Simplify right side
    49,485.21x = 1,034,842,430.67
  5. Step 5: Solve for x
    x = 1,034,842,430.67/49,485.21
  6. Step 6: Final answer
    x = 20,912.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.