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Finding the Fourth Proportional to 43,436.84, 59,905.84 and 33,389.60

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Solution

The fourth proportional to 43,436.84, 59,905.84 and 33,389.60 is: 46,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,436.84 : 59,905.84 = 33,389.60 : x
  2. Step 2: Convert to fraction form
    43,436.84/59,905.84 = 33,389.60/x
  3. Step 3: Cross multiply
    43,436.84x = 59,905.84 × 33,389.60
  4. Step 4: Simplify right side
    43,436.84x = 2,000,232,035.26
  5. Step 5: Solve for x
    x = 2,000,232,035.26/43,436.84
  6. Step 6: Final answer
    x = 46,049.21

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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.