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Finding the Fourth Proportional to 34,607.96, 47,759 and 18,692.41

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Solution

The fourth proportional to 34,607.96, 47,759 and 18,692.41 is: 25,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,607.96 : 47,759 = 18,692.41 : x
  2. Step 2: Convert to fraction form
    34,607.96/47,759 = 18,692.41/x
  3. Step 3: Cross multiply
    34,607.96x = 47,759 × 18,692.41
  4. Step 4: Simplify right side
    34,607.96x = 892,730,809.19
  5. Step 5: Solve for x
    x = 892,730,809.19/34,607.96
  6. Step 6: Final answer
    x = 25,795.53

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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.