Home / 49,346.40-68,099.79-28,122.24

Finding the Fourth Proportional to 49,346.40, 68,099.79 and 28,122.24

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Solution

The fourth proportional to 49,346.40, 68,099.79 and 28,122.24 is: 38,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,346.40 : 68,099.79 = 28,122.24 : x
  2. Step 2: Convert to fraction form
    49,346.40/68,099.79 = 28,122.24/x
  3. Step 3: Cross multiply
    49,346.40x = 68,099.79 × 28,122.24
  4. Step 4: Simplify right side
    49,346.40x = 1,915,118,638.33
  5. Step 5: Solve for x
    x = 1,915,118,638.33/49,346.40
  6. Step 6: Final answer
    x = 38,809.69

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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.