Home / 15,973.62-23,971.35-5,585.37

Finding the Fourth Proportional to 15,973.62, 23,971.35 and 5,585.37

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Solution

The fourth proportional to 15,973.62, 23,971.35 and 5,585.37 is: 8,381.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.62 : 23,971.35 = 5,585.37 : x
  2. Step 2: Convert to fraction form
    15,973.62/23,971.35 = 5,585.37/x
  3. Step 3: Cross multiply
    15,973.62x = 23,971.35 × 5,585.37
  4. Step 4: Simplify right side
    15,973.62x = 133,888,859.15
  5. Step 5: Solve for x
    x = 133,888,859.15/15,973.62
  6. Step 6: Final answer
    x = 8,381.87

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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.