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Finding the Fourth Proportional to 34,783.55, 52,203.01 and 12,603.27

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Solution

The fourth proportional to 34,783.55, 52,203.01 and 12,603.27 is: 18,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,783.55 : 52,203.01 = 12,603.27 : x
  2. Step 2: Convert to fraction form
    34,783.55/52,203.01 = 12,603.27/x
  3. Step 3: Cross multiply
    34,783.55x = 52,203.01 × 12,603.27
  4. Step 4: Simplify right side
    34,783.55x = 657,928,635.46
  5. Step 5: Solve for x
    x = 657,928,635.46/34,783.55
  6. Step 6: Final answer
    x = 18,914.94

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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.