Home / 19,690.49-27,173.43-10,738.16

Finding the Fourth Proportional to 19,690.49, 27,173.43 and 10,738.16

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Solution

The fourth proportional to 19,690.49, 27,173.43 and 10,738.16 is: 14,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690.49 : 27,173.43 = 10,738.16 : x
  2. Step 2: Convert to fraction form
    19,690.49/27,173.43 = 10,738.16/x
  3. Step 3: Cross multiply
    19,690.49x = 27,173.43 × 10,738.16
  4. Step 4: Simplify right side
    19,690.49x = 291,792,503.22
  5. Step 5: Solve for x
    x = 291,792,503.22/19,690.49
  6. Step 6: Final answer
    x = 14,818.96

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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.