Home / 15,623.65-23,408.16-13,007.96

Finding the Fourth Proportional to 15,623.65, 23,408.16 and 13,007.96

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Solution

The fourth proportional to 15,623.65, 23,408.16 and 13,007.96 is: 19,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,623.65 : 23,408.16 = 13,007.96 : x
  2. Step 2: Convert to fraction form
    15,623.65/23,408.16 = 13,007.96/x
  3. Step 3: Cross multiply
    15,623.65x = 23,408.16 × 13,007.96
  4. Step 4: Simplify right side
    15,623.65x = 304,492,408.95
  5. Step 5: Solve for x
    x = 304,492,408.95/15,623.65
  6. Step 6: Final answer
    x = 19,489.20

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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.