Home / 19,906.14-27,461.29-12,834.84

Finding the Fourth Proportional to 19,906.14, 27,461.29 and 12,834.84

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Solution

The fourth proportional to 19,906.14, 27,461.29 and 12,834.84 is: 17,706.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906.14 : 27,461.29 = 12,834.84 : x
  2. Step 2: Convert to fraction form
    19,906.14/27,461.29 = 12,834.84/x
  3. Step 3: Cross multiply
    19,906.14x = 27,461.29 × 12,834.84
  4. Step 4: Simplify right side
    19,906.14x = 352,461,263.34
  5. Step 5: Solve for x
    x = 352,461,263.34/19,906.14
  6. Step 6: Final answer
    x = 17,706.16

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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.