Home / 20,733.14-31,099.63-17,263.06

Finding the Fourth Proportional to 20,733.14, 31,099.63 and 17,263.06

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Solution

The fourth proportional to 20,733.14, 31,099.63 and 17,263.06 is: 25,894.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733.14 : 31,099.63 = 17,263.06 : x
  2. Step 2: Convert to fraction form
    20,733.14/31,099.63 = 17,263.06/x
  3. Step 3: Cross multiply
    20,733.14x = 31,099.63 × 17,263.06
  4. Step 4: Simplify right side
    20,733.14x = 536,874,778.67
  5. Step 5: Solve for x
    x = 536,874,778.67/20,733.14
  6. Step 6: Final answer
    x = 25,894.52

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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.