Home / 13,475.37-20,214.51-5,162.51

Finding the Fourth Proportional to 13,475.37, 20,214.51 and 5,162.51

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Solution

The fourth proportional to 13,475.37, 20,214.51 and 5,162.51 is: 7,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.37 : 20,214.51 = 5,162.51 : x
  2. Step 2: Convert to fraction form
    13,475.37/20,214.51 = 5,162.51/x
  3. Step 3: Cross multiply
    13,475.37x = 20,214.51 × 5,162.51
  4. Step 4: Simplify right side
    13,475.37x = 104,357,508.95
  5. Step 5: Solve for x
    x = 104,357,508.95/13,475.37
  6. Step 6: Final answer
    x = 7,744.31

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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.