Home / 13,944.52-20,832.53-8,973.64

Finding the Fourth Proportional to 13,944.52, 20,832.53 and 8,973.64

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Solution

The fourth proportional to 13,944.52, 20,832.53 and 8,973.64 is: 13,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.52 : 20,832.53 = 8,973.64 : x
  2. Step 2: Convert to fraction form
    13,944.52/20,832.53 = 8,973.64/x
  3. Step 3: Cross multiply
    13,944.52x = 20,832.53 × 8,973.64
  4. Step 4: Simplify right side
    13,944.52x = 186,943,624.51
  5. Step 5: Solve for x
    x = 186,943,624.51/13,944.52
  6. Step 6: Final answer
    x = 13,406.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.