Home / 18,696.98-25,802.32-10,199.25

Finding the Fourth Proportional to 18,696.98, 25,802.32 and 10,199.25

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Solution

The fourth proportional to 18,696.98, 25,802.32 and 10,199.25 is: 14,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,696.98 : 25,802.32 = 10,199.25 : x
  2. Step 2: Convert to fraction form
    18,696.98/25,802.32 = 10,199.25/x
  3. Step 3: Cross multiply
    18,696.98x = 25,802.32 × 10,199.25
  4. Step 4: Simplify right side
    18,696.98x = 263,164,312.26
  5. Step 5: Solve for x
    x = 263,164,312.26/18,696.98
  6. Step 6: Final answer
    x = 14,075.23

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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.