Home / 17,412.52-26,122.84-13,868.06

Finding the Fourth Proportional to 17,412.52, 26,122.84 and 13,868.06

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Solution

The fourth proportional to 17,412.52, 26,122.84 and 13,868.06 is: 20,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,412.52 : 26,122.84 = 13,868.06 : x
  2. Step 2: Convert to fraction form
    17,412.52/26,122.84 = 13,868.06/x
  3. Step 3: Cross multiply
    17,412.52x = 26,122.84 × 13,868.06
  4. Step 4: Simplify right side
    17,412.52x = 362,273,094.15
  5. Step 5: Solve for x
    x = 362,273,094.15/17,412.52
  6. Step 6: Final answer
    x = 20,805.32

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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.