Home / 14,045.86-19,383.26-7,758.24

Finding the Fourth Proportional to 14,045.86, 19,383.26 and 7,758.24

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Solution

The fourth proportional to 14,045.86, 19,383.26 and 7,758.24 is: 10,706.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.86 : 19,383.26 = 7,758.24 : x
  2. Step 2: Convert to fraction form
    14,045.86/19,383.26 = 7,758.24/x
  3. Step 3: Cross multiply
    14,045.86x = 19,383.26 × 7,758.24
  4. Step 4: Simplify right side
    14,045.86x = 150,379,983.06
  5. Step 5: Solve for x
    x = 150,379,983.06/14,045.86
  6. Step 6: Final answer
    x = 10,706.36

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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.