Home / 13,280.54-19,923.41-4,395.51

Finding the Fourth Proportional to 13,280.54, 19,923.41 and 4,395.51

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Solution

The fourth proportional to 13,280.54, 19,923.41 and 4,395.51 is: 6,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280.54 : 19,923.41 = 4,395.51 : x
  2. Step 2: Convert to fraction form
    13,280.54/19,923.41 = 4,395.51/x
  3. Step 3: Cross multiply
    13,280.54x = 19,923.41 × 4,395.51
  4. Step 4: Simplify right side
    13,280.54x = 87,573,558.88
  5. Step 5: Solve for x
    x = 87,573,558.88/13,280.54
  6. Step 6: Final answer
    x = 6,594.13

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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.