Home / 15,408.65-23,125.94-14,436.65

Finding the Fourth Proportional to 15,408.65, 23,125.94 and 14,436.65

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Solution

The fourth proportional to 15,408.65, 23,125.94 and 14,436.65 is: 21,667.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.65 : 23,125.94 = 14,436.65 : x
  2. Step 2: Convert to fraction form
    15,408.65/23,125.94 = 14,436.65/x
  3. Step 3: Cross multiply
    15,408.65x = 23,125.94 × 14,436.65
  4. Step 4: Simplify right side
    15,408.65x = 333,860,913.89
  5. Step 5: Solve for x
    x = 333,860,913.89/15,408.65
  6. Step 6: Final answer
    x = 21,667.12

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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.