Home / 19,706.25-27,194.64-14,674.80

Finding the Fourth Proportional to 19,706.25, 27,194.64 and 14,674.80

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Solution

The fourth proportional to 19,706.25, 27,194.64 and 14,674.80 is: 20,251.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,706.25 : 27,194.64 = 14,674.80 : x
  2. Step 2: Convert to fraction form
    19,706.25/27,194.64 = 14,674.80/x
  3. Step 3: Cross multiply
    19,706.25x = 27,194.64 × 14,674.80
  4. Step 4: Simplify right side
    19,706.25x = 399,075,903.07
  5. Step 5: Solve for x
    x = 399,075,903.07/19,706.25
  6. Step 6: Final answer
    x = 20,251.24

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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.