Home / 13,625.36-20,424.26-5,300.18

Finding the Fourth Proportional to 13,625.36, 20,424.26 and 5,300.18

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Solution

The fourth proportional to 13,625.36, 20,424.26 and 5,300.18 is: 7,944.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625.36 : 20,424.26 = 5,300.18 : x
  2. Step 2: Convert to fraction form
    13,625.36/20,424.26 = 5,300.18/x
  3. Step 3: Cross multiply
    13,625.36x = 20,424.26 × 5,300.18
  4. Step 4: Simplify right side
    13,625.36x = 108,252,254.37
  5. Step 5: Solve for x
    x = 108,252,254.37/13,625.36
  6. Step 6: Final answer
    x = 7,944.91

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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.