Home / 13,551.54-20,327.33-8,900.93

Finding the Fourth Proportional to 13,551.54, 20,327.33 and 8,900.93

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Solution

The fourth proportional to 13,551.54, 20,327.33 and 8,900.93 is: 13,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,551.54 : 20,327.33 = 8,900.93 : x
  2. Step 2: Convert to fraction form
    13,551.54/20,327.33 = 8,900.93/x
  3. Step 3: Cross multiply
    13,551.54x = 20,327.33 × 8,900.93
  4. Step 4: Simplify right side
    13,551.54x = 180,932,062.03
  5. Step 5: Solve for x
    x = 180,932,062.03/13,551.54
  6. Step 6: Final answer
    x = 13,351.40

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1.5x scale

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.