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Finding the Fourth Proportional to 50,693.73, 69,955.35 and 30,279.24

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Solution

The fourth proportional to 50,693.73, 69,955.35 and 30,279.24 is: 41,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,693.73 : 69,955.35 = 30,279.24 : x
  2. Step 2: Convert to fraction form
    50,693.73/69,955.35 = 30,279.24/x
  3. Step 3: Cross multiply
    50,693.73x = 69,955.35 × 30,279.24
  4. Step 4: Simplify right side
    50,693.73x = 2,118,194,831.93
  5. Step 5: Solve for x
    x = 2,118,194,831.93/50,693.73
  6. Step 6: Final answer
    x = 41,784.16

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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.