Home / 21,464.94-29,634.75-17,006.70

Finding the Fourth Proportional to 21,464.94, 29,634.75 and 17,006.70

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Solution

The fourth proportional to 21,464.94, 29,634.75 and 17,006.70 is: 23,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,464.94 : 29,634.75 = 17,006.70 : x
  2. Step 2: Convert to fraction form
    21,464.94/29,634.75 = 17,006.70/x
  3. Step 3: Cross multiply
    21,464.94x = 29,634.75 × 17,006.70
  4. Step 4: Simplify right side
    21,464.94x = 503,989,302.83
  5. Step 5: Solve for x
    x = 503,989,302.83/21,464.94
  6. Step 6: Final answer
    x = 23,479.65

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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.