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Finding the Fourth Proportional to 16,653.56, 22,971.03 and 10,675.76

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Solution

The fourth proportional to 16,653.56, 22,971.03 and 10,675.76 is: 14,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.56 : 22,971.03 = 10,675.76 : x
  2. Step 2: Convert to fraction form
    16,653.56/22,971.03 = 10,675.76/x
  3. Step 3: Cross multiply
    16,653.56x = 22,971.03 × 10,675.76
  4. Step 4: Simplify right side
    16,653.56x = 245,233,203.23
  5. Step 5: Solve for x
    x = 245,233,203.23/16,653.56
  6. Step 6: Final answer
    x = 14,725.57

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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.