Home / 13,595.16-20,366.43-7,959.18

Finding the Fourth Proportional to 13,595.16, 20,366.43 and 7,959.18

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Solution

The fourth proportional to 13,595.16, 20,366.43 and 7,959.18 is: 11,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595.16 : 20,366.43 = 7,959.18 : x
  2. Step 2: Convert to fraction form
    13,595.16/20,366.43 = 7,959.18/x
  3. Step 3: Cross multiply
    13,595.16x = 20,366.43 × 7,959.18
  4. Step 4: Simplify right side
    13,595.16x = 162,100,082.33
  5. Step 5: Solve for x
    x = 162,100,082.33/13,595.16
  6. Step 6: Final answer
    x = 11,923.37

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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.