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Finding the Fourth Proportional to 50,497.88, 75,746.81 and 19,333.13

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Solution

The fourth proportional to 50,497.88, 75,746.81 and 19,333.13 is: 28,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,497.88 : 75,746.81 = 19,333.13 : x
  2. Step 2: Convert to fraction form
    50,497.88/75,746.81 = 19,333.13/x
  3. Step 3: Cross multiply
    50,497.88x = 75,746.81 × 19,333.13
  4. Step 4: Simplify right side
    50,497.88x = 1,464,422,594.41
  5. Step 5: Solve for x
    x = 1,464,422,594.41/50,497.88
  6. Step 6: Final answer
    x = 28,999.69

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Similar ratio
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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.