Home / 10,159.56-15,239.34-3,582.18

Finding the Fourth Proportional to 10,159.56, 15,239.34 and 3,582.18

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Solution

The fourth proportional to 10,159.56, 15,239.34 and 3,582.18 is: 5,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159.56 : 15,239.34 = 3,582.18 : x
  2. Step 2: Convert to fraction form
    10,159.56/15,239.34 = 3,582.18/x
  3. Step 3: Cross multiply
    10,159.56x = 15,239.34 × 3,582.18
  4. Step 4: Simplify right side
    10,159.56x = 54,590,058.96
  5. Step 5: Solve for x
    x = 54,590,058.96/10,159.56
  6. Step 6: Final answer
    x = 5,373.27

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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.