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Finding the Fourth Proportional to 12,635.16, 17,436.48 and 7,333.08

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Solution

The fourth proportional to 12,635.16, 17,436.48 and 7,333.08 is: 10,119.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635.16 : 17,436.48 = 7,333.08 : x
  2. Step 2: Convert to fraction form
    12,635.16/17,436.48 = 7,333.08/x
  3. Step 3: Cross multiply
    12,635.16x = 17,436.48 × 7,333.08
  4. Step 4: Simplify right side
    12,635.16x = 127,863,102.76
  5. Step 5: Solve for x
    x = 127,863,102.76/12,635.16
  6. Step 6: Final answer
    x = 10,119.63

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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.