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Finding the Fourth Proportional to 24,605.80, 33,955.50 and 13,427.80

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Solution

The fourth proportional to 24,605.80, 33,955.50 and 13,427.80 is: 18,530.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,605.80 : 33,955.50 = 13,427.80 : x
  2. Step 2: Convert to fraction form
    24,605.80/33,955.50 = 13,427.80/x
  3. Step 3: Cross multiply
    24,605.80x = 33,955.50 × 13,427.80
  4. Step 4: Simplify right side
    24,605.80x = 455,947,662.90
  5. Step 5: Solve for x
    x = 455,947,662.90/24,605.80
  6. Step 6: Final answer
    x = 18,530.09

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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.