Home / 13,923.23-20,887.18-6,903.59

Finding the Fourth Proportional to 13,923.23, 20,887.18 and 6,903.59

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Solution

The fourth proportional to 13,923.23, 20,887.18 and 6,903.59 is: 10,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923.23 : 20,887.18 = 6,903.59 : x
  2. Step 2: Convert to fraction form
    13,923.23/20,887.18 = 6,903.59/x
  3. Step 3: Cross multiply
    13,923.23x = 20,887.18 × 6,903.59
  4. Step 4: Simplify right side
    13,923.23x = 144,196,405.28
  5. Step 5: Solve for x
    x = 144,196,405.28/13,923.23
  6. Step 6: Final answer
    x = 10,356.54

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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.