Home / 13,353.87-20,035.43-5,036.28

Finding the Fourth Proportional to 13,353.87, 20,035.43 and 5,036.28

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Solution

The fourth proportional to 13,353.87, 20,035.43 and 5,036.28 is: 7,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.87 : 20,035.43 = 5,036.28 : x
  2. Step 2: Convert to fraction form
    13,353.87/20,035.43 = 5,036.28/x
  3. Step 3: Cross multiply
    13,353.87x = 20,035.43 × 5,036.28
  4. Step 4: Simplify right side
    13,353.87x = 100,903,947.81
  5. Step 5: Solve for x
    x = 100,903,947.81/13,353.87
  6. Step 6: Final answer
    x = 7,556.16

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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.