Home / 14,002.54-19,324.38-7,714.92

Finding the Fourth Proportional to 14,002.54, 19,324.38 and 7,714.92

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Solution

The fourth proportional to 14,002.54, 19,324.38 and 7,714.92 is: 10,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.54 : 19,324.38 = 7,714.92 : x
  2. Step 2: Convert to fraction form
    14,002.54/19,324.38 = 7,714.92/x
  3. Step 3: Cross multiply
    14,002.54x = 19,324.38 × 7,714.92
  4. Step 4: Simplify right side
    14,002.54x = 149,086,045.75
  5. Step 5: Solve for x
    x = 149,086,045.75/14,002.54
  6. Step 6: Final answer
    x = 10,647.07

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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.