Home / 13,493.40-20,201.58-10,724.01

Finding the Fourth Proportional to 13,493.40, 20,201.58 and 10,724.01

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Solution

The fourth proportional to 13,493.40, 20,201.58 and 10,724.01 is: 16,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493.40 : 20,201.58 = 10,724.01 : x
  2. Step 2: Convert to fraction form
    13,493.40/20,201.58 = 10,724.01/x
  3. Step 3: Cross multiply
    13,493.40x = 20,201.58 × 10,724.01
  4. Step 4: Simplify right side
    13,493.40x = 216,641,945.94
  5. Step 5: Solve for x
    x = 216,641,945.94/13,493.40
  6. Step 6: Final answer
    x = 16,055.40

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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.