Home / 23,085-34,636.14-11,984.76

Finding the Fourth Proportional to 23,085, 34,636.14 and 11,984.76

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Solution

The fourth proportional to 23,085, 34,636.14 and 11,984.76 is: 17,981.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085 : 34,636.14 = 11,984.76 : x
  2. Step 2: Convert to fraction form
    23,085/34,636.14 = 11,984.76/x
  3. Step 3: Cross multiply
    23,085x = 34,636.14 × 11,984.76
  4. Step 4: Simplify right side
    23,085x = 415,105,825.23
  5. Step 5: Solve for x
    x = 415,105,825.23/23,085
  6. Step 6: Final answer
    x = 17,981.63

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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.