Home / 15,812.10-23,663.13-9,805.37

Finding the Fourth Proportional to 15,812.10, 23,663.13 and 9,805.37

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Solution

The fourth proportional to 15,812.10, 23,663.13 and 9,805.37 is: 14,673.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,812.10 : 23,663.13 = 9,805.37 : x
  2. Step 2: Convert to fraction form
    15,812.10/23,663.13 = 9,805.37/x
  3. Step 3: Cross multiply
    15,812.10x = 23,663.13 × 9,805.37
  4. Step 4: Simplify right side
    15,812.10x = 232,025,685.85
  5. Step 5: Solve for x
    x = 232,025,685.85/15,812.10
  6. Step 6: Final answer
    x = 14,673.93

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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.