Home / 26,629.39-36,749.75-15,302.55

Finding the Fourth Proportional to 26,629.39, 36,749.75 and 15,302.55

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Solution

The fourth proportional to 26,629.39, 36,749.75 and 15,302.55 is: 21,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.39 : 36,749.75 = 15,302.55 : x
  2. Step 2: Convert to fraction form
    26,629.39/36,749.75 = 15,302.55/x
  3. Step 3: Cross multiply
    26,629.39x = 36,749.75 × 15,302.55
  4. Step 4: Simplify right side
    26,629.39x = 562,365,034.24
  5. Step 5: Solve for x
    x = 562,365,034.24/26,629.39
  6. Step 6: Final answer
    x = 21,118.21

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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.