Home / 27,845.34-38,409.55-16,507.24

Finding the Fourth Proportional to 27,845.34, 38,409.55 and 16,507.24

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Solution

The fourth proportional to 27,845.34, 38,409.55 and 16,507.24 is: 22,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,845.34 : 38,409.55 = 16,507.24 : x
  2. Step 2: Convert to fraction form
    27,845.34/38,409.55 = 16,507.24/x
  3. Step 3: Cross multiply
    27,845.34x = 38,409.55 × 16,507.24
  4. Step 4: Simplify right side
    27,845.34x = 634,035,660.14
  5. Step 5: Solve for x
    x = 634,035,660.14/27,845.34
  6. Step 6: Final answer
    x = 22,769.90

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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.