Home / 13,258.23-18,296.33-7,290.24

Finding the Fourth Proportional to 13,258.23, 18,296.33 and 7,290.24

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Solution

The fourth proportional to 13,258.23, 18,296.33 and 7,290.24 is: 10,060.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258.23 : 18,296.33 = 7,290.24 : x
  2. Step 2: Convert to fraction form
    13,258.23/18,296.33 = 7,290.24/x
  3. Step 3: Cross multiply
    13,258.23x = 18,296.33 × 7,290.24
  4. Step 4: Simplify right side
    13,258.23x = 133,384,600.37
  5. Step 5: Solve for x
    x = 133,384,600.37/13,258.23
  6. Step 6: Final answer
    x = 10,060.51

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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.