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Finding the Fourth Proportional to 17,052.72, 23,509.08 and 13,264.08

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Solution

The fourth proportional to 17,052.72, 23,509.08 and 13,264.08 is: 18,286.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,052.72 : 23,509.08 = 13,264.08 : x
  2. Step 2: Convert to fraction form
    17,052.72/23,509.08 = 13,264.08/x
  3. Step 3: Cross multiply
    17,052.72x = 23,509.08 × 13,264.08
  4. Step 4: Simplify right side
    17,052.72x = 311,826,317.85
  5. Step 5: Solve for x
    x = 311,826,317.85/17,052.72
  6. Step 6: Final answer
    x = 18,286.02

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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.