Home / 27,604.37-38,091.00-15,502.40

Finding the Fourth Proportional to 27,604.37, 38,091.00 and 15,502.40

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Solution

The fourth proportional to 27,604.37, 38,091.00 and 15,502.40 is: 21,391.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,604.37 : 38,091.00 = 15,502.40 : x
  2. Step 2: Convert to fraction form
    27,604.37/38,091.00 = 15,502.40/x
  3. Step 3: Cross multiply
    27,604.37x = 38,091.00 × 15,502.40
  4. Step 4: Simplify right side
    27,604.37x = 590,501,928.92
  5. Step 5: Solve for x
    x = 590,501,928.92/27,604.37
  6. Step 6: Final answer
    x = 21,391.61

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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.