Home / 15,436.06-23,153.91-3,749.29

Finding the Fourth Proportional to 15,436.06, 23,153.91 and 3,749.29

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Solution

The fourth proportional to 15,436.06, 23,153.91 and 3,749.29 is: 5,623.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.06 : 23,153.91 = 3,749.29 : x
  2. Step 2: Convert to fraction form
    15,436.06/23,153.91 = 3,749.29/x
  3. Step 3: Cross multiply
    15,436.06x = 23,153.91 × 3,749.29
  4. Step 4: Simplify right side
    15,436.06x = 86,810,723.22
  5. Step 5: Solve for x
    x = 86,810,723.22/15,436.06
  6. Step 6: Final answer
    x = 5,623.89

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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.