Home / 18,330.75-25,296.03-10,371.69

Finding the Fourth Proportional to 18,330.75, 25,296.03 and 10,371.69

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Solution

The fourth proportional to 18,330.75, 25,296.03 and 10,371.69 is: 14,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.75 : 25,296.03 = 10,371.69 : x
  2. Step 2: Convert to fraction form
    18,330.75/25,296.03 = 10,371.69/x
  3. Step 3: Cross multiply
    18,330.75x = 25,296.03 × 10,371.69
  4. Step 4: Simplify right side
    18,330.75x = 262,362,581.39
  5. Step 5: Solve for x
    x = 262,362,581.39/18,330.75
  6. Step 6: Final answer
    x = 14,312.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.