Home / 19,671.27-27,146.00-10,718.84

Finding the Fourth Proportional to 19,671.27, 27,146.00 and 10,718.84

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Solution

The fourth proportional to 19,671.27, 27,146.00 and 10,718.84 is: 14,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671.27 : 27,146.00 = 10,718.84 : x
  2. Step 2: Convert to fraction form
    19,671.27/27,146.00 = 10,718.84/x
  3. Step 3: Cross multiply
    19,671.27x = 27,146.00 × 10,718.84
  4. Step 4: Simplify right side
    19,671.27x = 290,973,509.18
  5. Step 5: Solve for x
    x = 290,973,509.18/19,671.27
  6. Step 6: Final answer
    x = 14,791.80

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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.