Home / 13,091.98-19,643.01-6,075.58

Finding the Fourth Proportional to 13,091.98, 19,643.01 and 6,075.58

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Solution

The fourth proportional to 13,091.98, 19,643.01 and 6,075.58 is: 9,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091.98 : 19,643.01 = 6,075.58 : x
  2. Step 2: Convert to fraction form
    13,091.98/19,643.01 = 6,075.58/x
  3. Step 3: Cross multiply
    13,091.98x = 19,643.01 × 6,075.58
  4. Step 4: Simplify right side
    13,091.98x = 119,342,550.10
  5. Step 5: Solve for x
    x = 119,342,550.10/13,091.98
  6. Step 6: Final answer
    x = 9,115.70

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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.