Home / 36,085.23-54,128.97-9,790.56

Finding the Fourth Proportional to 36,085.23, 54,128.97 and 9,790.56

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Solution

The fourth proportional to 36,085.23, 54,128.97 and 9,790.56 is: 14,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.23 : 54,128.97 = 9,790.56 : x
  2. Step 2: Convert to fraction form
    36,085.23/54,128.97 = 9,790.56/x
  3. Step 3: Cross multiply
    36,085.23x = 54,128.97 × 9,790.56
  4. Step 4: Simplify right side
    36,085.23x = 529,952,928.52
  5. Step 5: Solve for x
    x = 529,952,928.52/36,085.23
  6. Step 6: Final answer
    x = 14,686.15

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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.