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Finding the Fourth Proportional to 18,068.25, 24,928.16 and 10,512.98

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Solution

The fourth proportional to 18,068.25, 24,928.16 and 10,512.98 is: 14,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,068.25 : 24,928.16 = 10,512.98 : x
  2. Step 2: Convert to fraction form
    18,068.25/24,928.16 = 10,512.98/x
  3. Step 3: Cross multiply
    18,068.25x = 24,928.16 × 10,512.98
  4. Step 4: Simplify right side
    18,068.25x = 262,069,247.52
  5. Step 5: Solve for x
    x = 262,069,247.52/18,068.25
  6. Step 6: Final answer
    x = 14,504.41

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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.