Home / 14,374.03-19,828.91-8,401.80

Finding the Fourth Proportional to 14,374.03, 19,828.91 and 8,401.80

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Solution

The fourth proportional to 14,374.03, 19,828.91 and 8,401.80 is: 11,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374.03 : 19,828.91 = 8,401.80 : x
  2. Step 2: Convert to fraction form
    14,374.03/19,828.91 = 8,401.80/x
  3. Step 3: Cross multiply
    14,374.03x = 19,828.91 × 8,401.80
  4. Step 4: Simplify right side
    14,374.03x = 166,598,394.88
  5. Step 5: Solve for x
    x = 166,598,394.88/14,374.03
  6. Step 6: Final answer
    x = 11,590.24

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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.