Home / 14,565.16-21,845.58-5,329

Finding the Fourth Proportional to 14,565.16, 21,845.58 and 5,329

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Solution

The fourth proportional to 14,565.16, 21,845.58 and 5,329 is: 7,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,565.16 : 21,845.58 = 5,329 : x
  2. Step 2: Convert to fraction form
    14,565.16/21,845.58 = 5,329/x
  3. Step 3: Cross multiply
    14,565.16x = 21,845.58 × 5,329
  4. Step 4: Simplify right side
    14,565.16x = 116,415,095.82
  5. Step 5: Solve for x
    x = 116,415,095.82/14,565.16
  6. Step 6: Final answer
    x = 7,992.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.