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Finding the Fourth Proportional to 15,268.06, 22,901.91 and 8,605.06

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Solution

The fourth proportional to 15,268.06, 22,901.91 and 8,605.06 is: 12,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268.06 : 22,901.91 = 8,605.06 : x
  2. Step 2: Convert to fraction form
    15,268.06/22,901.91 = 8,605.06/x
  3. Step 3: Cross multiply
    15,268.06x = 22,901.91 × 8,605.06
  4. Step 4: Simplify right side
    15,268.06x = 197,072,309.66
  5. Step 5: Solve for x
    x = 197,072,309.66/15,268.06
  6. Step 6: Final answer
    x = 12,907.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.