Home / 36,170.87-49,918.17-20,256.35

Finding the Fourth Proportional to 36,170.87, 49,918.17 and 20,256.35

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Solution

The fourth proportional to 36,170.87, 49,918.17 and 20,256.35 is: 27,955.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,170.87 : 49,918.17 = 20,256.35 : x
  2. Step 2: Convert to fraction form
    36,170.87/49,918.17 = 20,256.35/x
  3. Step 3: Cross multiply
    36,170.87x = 49,918.17 × 20,256.35
  4. Step 4: Simplify right side
    36,170.87x = 1,011,159,749.25
  5. Step 5: Solve for x
    x = 1,011,159,749.25/36,170.87
  6. Step 6: Final answer
    x = 27,955.08

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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.