Home / 19,894.06-27,453.58-14,812.30

Finding the Fourth Proportional to 19,894.06, 27,453.58 and 14,812.30

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Solution

The fourth proportional to 19,894.06, 27,453.58 and 14,812.30 is: 20,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894.06 : 27,453.58 = 14,812.30 : x
  2. Step 2: Convert to fraction form
    19,894.06/27,453.58 = 14,812.30/x
  3. Step 3: Cross multiply
    19,894.06x = 27,453.58 × 14,812.30
  4. Step 4: Simplify right side
    19,894.06x = 406,650,663.03
  5. Step 5: Solve for x
    x = 406,650,663.03/19,894.06
  6. Step 6: Final answer
    x = 20,440.81

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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.