Home / 27,903.24-38,516.58-18,474.84

Finding the Fourth Proportional to 27,903.24, 38,516.58 and 18,474.84

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Solution

The fourth proportional to 27,903.24, 38,516.58 and 18,474.84 is: 25,501.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,903.24 : 38,516.58 = 18,474.84 : x
  2. Step 2: Convert to fraction form
    27,903.24/38,516.58 = 18,474.84/x
  3. Step 3: Cross multiply
    27,903.24x = 38,516.58 × 18,474.84
  4. Step 4: Simplify right side
    27,903.24x = 711,587,652.85
  5. Step 5: Solve for x
    x = 711,587,652.85/27,903.24
  6. Step 6: Final answer
    x = 25,501.97

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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.