Home / 27,565.56-38,004.75-17,857.74

Finding the Fourth Proportional to 27,565.56, 38,004.75 and 17,857.74

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Solution

The fourth proportional to 27,565.56, 38,004.75 and 17,857.74 is: 24,620.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,565.56 : 38,004.75 = 17,857.74 : x
  2. Step 2: Convert to fraction form
    27,565.56/38,004.75 = 17,857.74/x
  3. Step 3: Cross multiply
    27,565.56x = 38,004.75 × 17,857.74
  4. Step 4: Simplify right side
    27,565.56x = 678,678,944.27
  5. Step 5: Solve for x
    x = 678,678,944.27/27,565.56
  6. Step 6: Final answer
    x = 24,620.54

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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.