Home / 13,652.09-20,483.04-5,338.08

Finding the Fourth Proportional to 13,652.09, 20,483.04 and 5,338.08

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Solution

The fourth proportional to 13,652.09, 20,483.04 and 5,338.08 is: 8,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.09 : 20,483.04 = 5,338.08 : x
  2. Step 2: Convert to fraction form
    13,652.09/20,483.04 = 5,338.08/x
  3. Step 3: Cross multiply
    13,652.09x = 20,483.04 × 5,338.08
  4. Step 4: Simplify right side
    13,652.09x = 109,339,977.06
  5. Step 5: Solve for x
    x = 109,339,977.06/13,652.09
  6. Step 6: Final answer
    x = 8,009.03

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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.