Home / 17,717.70-26,533.35-13,311.30

Finding the Fourth Proportional to 17,717.70, 26,533.35 and 13,311.30

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Solution

The fourth proportional to 17,717.70, 26,533.35 and 13,311.30 is: 19,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,717.70 : 26,533.35 = 13,311.30 : x
  2. Step 2: Convert to fraction form
    17,717.70/26,533.35 = 13,311.30/x
  3. Step 3: Cross multiply
    17,717.70x = 26,533.35 × 13,311.30
  4. Step 4: Simplify right side
    17,717.70x = 353,193,381.86
  5. Step 5: Solve for x
    x = 353,193,381.86/17,717.70
  6. Step 6: Final answer
    x = 19,934.49

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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.