Home / 44,485.93-66,738.62-13,318.75

Finding the Fourth Proportional to 44,485.93, 66,738.62 and 13,318.75

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Solution

The fourth proportional to 44,485.93, 66,738.62 and 13,318.75 is: 19,981.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,485.93 : 66,738.62 = 13,318.75 : x
  2. Step 2: Convert to fraction form
    44,485.93/66,738.62 = 13,318.75/x
  3. Step 3: Cross multiply
    44,485.93x = 66,738.62 × 13,318.75
  4. Step 4: Simplify right side
    44,485.93x = 888,874,995.13
  5. Step 5: Solve for x
    x = 888,874,995.13/44,485.93
  6. Step 6: Final answer
    x = 19,981.04

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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.