Home / 14,076-19,424.97-7,788.42

Finding the Fourth Proportional to 14,076, 19,424.97 and 7,788.42

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Solution

The fourth proportional to 14,076, 19,424.97 and 7,788.42 is: 10,748.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076 : 19,424.97 = 7,788.42 : x
  2. Step 2: Convert to fraction form
    14,076/19,424.97 = 7,788.42/x
  3. Step 3: Cross multiply
    14,076x = 19,424.97 × 7,788.42
  4. Step 4: Simplify right side
    14,076x = 151,289,824.85
  5. Step 5: Solve for x
    x = 151,289,824.85/14,076
  6. Step 6: Final answer
    x = 10,748.07

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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.