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Finding the Fourth Proportional to 34,991.92, 48,289.35 and 19,076.35

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Solution

The fourth proportional to 34,991.92, 48,289.35 and 19,076.35 is: 26,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,991.92 : 48,289.35 = 19,076.35 : x
  2. Step 2: Convert to fraction form
    34,991.92/48,289.35 = 19,076.35/x
  3. Step 3: Cross multiply
    34,991.92x = 48,289.35 × 19,076.35
  4. Step 4: Simplify right side
    34,991.92x = 921,184,541.87
  5. Step 5: Solve for x
    x = 921,184,541.87/34,991.92
  6. Step 6: Final answer
    x = 26,325.64

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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.