Home / 18,277.92-27,427.80-16,790.76

Finding the Fourth Proportional to 18,277.92, 27,427.80 and 16,790.76

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Solution

The fourth proportional to 18,277.92, 27,427.80 and 16,790.76 is: 25,196.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.92 : 27,427.80 = 16,790.76 : x
  2. Step 2: Convert to fraction form
    18,277.92/27,427.80 = 16,790.76/x
  3. Step 3: Cross multiply
    18,277.92x = 27,427.80 × 16,790.76
  4. Step 4: Simplify right side
    18,277.92x = 460,533,670.09
  5. Step 5: Solve for x
    x = 460,533,670.09/18,277.92
  6. Step 6: Final answer
    x = 25,196.17

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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.