Home / 16,272.40-22,452.60-9,559.12

Finding the Fourth Proportional to 16,272.40, 22,452.60 and 9,559.12

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Solution

The fourth proportional to 16,272.40, 22,452.60 and 9,559.12 is: 13,189.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272.40 : 22,452.60 = 9,559.12 : x
  2. Step 2: Convert to fraction form
    16,272.40/22,452.60 = 9,559.12/x
  3. Step 3: Cross multiply
    16,272.40x = 22,452.60 × 9,559.12
  4. Step 4: Simplify right side
    16,272.40x = 214,627,097.71
  5. Step 5: Solve for x
    x = 214,627,097.71/16,272.40
  6. Step 6: Final answer
    x = 13,189.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.