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Finding the Fourth Proportional to 24,605.50, 33,955.62 and 13,427.50

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Solution

The fourth proportional to 24,605.50, 33,955.62 and 13,427.50 is: 18,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,605.50 : 33,955.62 = 13,427.50 : x
  2. Step 2: Convert to fraction form
    24,605.50/33,955.62 = 13,427.50/x
  3. Step 3: Cross multiply
    24,605.50x = 33,955.62 × 13,427.50
  4. Step 4: Simplify right side
    24,605.50x = 455,939,087.55
  5. Step 5: Solve for x
    x = 455,939,087.55/24,605.50
  6. Step 6: Final answer
    x = 18,529.97

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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.