Home / 19,671.37-27,146.14-10,718.94

Finding the Fourth Proportional to 19,671.37, 27,146.14 and 10,718.94

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Solution

The fourth proportional to 19,671.37, 27,146.14 and 10,718.94 is: 14,791.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671.37 : 27,146.14 = 10,718.94 : x
  2. Step 2: Convert to fraction form
    19,671.37/27,146.14 = 10,718.94/x
  3. Step 3: Cross multiply
    19,671.37x = 27,146.14 × 10,718.94
  4. Step 4: Simplify right side
    19,671.37x = 290,977,656.57
  5. Step 5: Solve for x
    x = 290,977,656.57/19,671.37
  6. Step 6: Final answer
    x = 14,791.94

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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.