Home / 13,551.42-20,327.31-6,529.95

Finding the Fourth Proportional to 13,551.42, 20,327.31 and 6,529.95

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Solution

The fourth proportional to 13,551.42, 20,327.31 and 6,529.95 is: 9,795.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,551.42 : 20,327.31 = 6,529.95 : x
  2. Step 2: Convert to fraction form
    13,551.42/20,327.31 = 6,529.95/x
  3. Step 3: Cross multiply
    13,551.42x = 20,327.31 × 6,529.95
  4. Step 4: Simplify right side
    13,551.42x = 132,736,317.93
  5. Step 5: Solve for x
    x = 132,736,317.93/13,551.42
  6. Step 6: Final answer
    x = 9,795.01

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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.