Home / 50,809.26-70,116.62-28,148.28

Finding the Fourth Proportional to 50,809.26, 70,116.62 and 28,148.28

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Solution

The fourth proportional to 50,809.26, 70,116.62 and 28,148.28 is: 38,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,809.26 : 70,116.62 = 28,148.28 : x
  2. Step 2: Convert to fraction form
    50,809.26/70,116.62 = 28,148.28/x
  3. Step 3: Cross multiply
    50,809.26x = 70,116.62 × 28,148.28
  4. Step 4: Simplify right side
    50,809.26x = 1,973,662,252.41
  5. Step 5: Solve for x
    x = 1,973,662,252.41/50,809.26
  6. Step 6: Final answer
    x = 38,844.54

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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.