Home / 19,004.98-28,482.36-13,757.53

Finding the Fourth Proportional to 19,004.98, 28,482.36 and 13,757.53

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Solution

The fourth proportional to 19,004.98, 28,482.36 and 13,757.53 is: 20,618.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.98 : 28,482.36 = 13,757.53 : x
  2. Step 2: Convert to fraction form
    19,004.98/28,482.36 = 13,757.53/x
  3. Step 3: Cross multiply
    19,004.98x = 28,482.36 × 13,757.53
  4. Step 4: Simplify right side
    19,004.98x = 391,846,922.17
  5. Step 5: Solve for x
    x = 391,846,922.17/19,004.98
  6. Step 6: Final answer
    x = 20,618.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.