Home / 13,528.11-20,302.64-8,846.85

Finding the Fourth Proportional to 13,528.11, 20,302.64 and 8,846.85

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Solution

The fourth proportional to 13,528.11, 20,302.64 and 8,846.85 is: 13,277.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528.11 : 20,302.64 = 8,846.85 : x
  2. Step 2: Convert to fraction form
    13,528.11/20,302.64 = 8,846.85/x
  3. Step 3: Cross multiply
    13,528.11x = 20,302.64 × 8,846.85
  4. Step 4: Simplify right side
    13,528.11x = 179,614,410.68
  5. Step 5: Solve for x
    x = 179,614,410.68/13,528.11
  6. Step 6: Final answer
    x = 13,277.13

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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.