Home / 13,424.04-20,119-7,583.92

Finding the Fourth Proportional to 13,424.04, 20,119 and 7,583.92

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Solution

The fourth proportional to 13,424.04, 20,119 and 7,583.92 is: 11,366.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,424.04 : 20,119 = 7,583.92 : x
  2. Step 2: Convert to fraction form
    13,424.04/20,119 = 7,583.92/x
  3. Step 3: Cross multiply
    13,424.04x = 20,119 × 7,583.92
  4. Step 4: Simplify right side
    13,424.04x = 152,580,886.48
  5. Step 5: Solve for x
    x = 152,580,886.48/13,424.04
  6. Step 6: Final answer
    x = 11,366.24

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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.