Home / 14,045.99-19,383.44-7,758.36

Finding the Fourth Proportional to 14,045.99, 19,383.44 and 7,758.36

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Solution

The fourth proportional to 14,045.99, 19,383.44 and 7,758.36 is: 10,706.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.99 : 19,383.44 = 7,758.36 : x
  2. Step 2: Convert to fraction form
    14,045.99/19,383.44 = 7,758.36/x
  3. Step 3: Cross multiply
    14,045.99x = 19,383.44 × 7,758.36
  4. Step 4: Simplify right side
    14,045.99x = 150,383,666.77
  5. Step 5: Solve for x
    x = 150,383,666.77/14,045.99
  6. Step 6: Final answer
    x = 10,706.52

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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.