Home / 18,684.84-25,758.29-14,699.03

Finding the Fourth Proportional to 18,684.84, 25,758.29 and 14,699.03

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Solution

The fourth proportional to 18,684.84, 25,758.29 and 14,699.03 is: 20,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,684.84 : 25,758.29 = 14,699.03 : x
  2. Step 2: Convert to fraction form
    18,684.84/25,758.29 = 14,699.03/x
  3. Step 3: Cross multiply
    18,684.84x = 25,758.29 × 14,699.03
  4. Step 4: Simplify right side
    18,684.84x = 378,621,803.96
  5. Step 5: Solve for x
    x = 378,621,803.96/18,684.84
  6. Step 6: Final answer
    x = 20,263.58

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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.