Home / 38,948.52-58,457.50-18,183.72

Finding the Fourth Proportional to 38,948.52, 58,457.50 and 18,183.72

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Solution

The fourth proportional to 38,948.52, 58,457.50 and 18,183.72 is: 27,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,948.52 : 58,457.50 = 18,183.72 : x
  2. Step 2: Convert to fraction form
    38,948.52/58,457.50 = 18,183.72/x
  3. Step 3: Cross multiply
    38,948.52x = 58,457.50 × 18,183.72
  4. Step 4: Simplify right side
    38,948.52x = 1,062,974,811.90
  5. Step 5: Solve for x
    x = 1,062,974,811.90/38,948.52
  6. Step 6: Final answer
    x = 27,291.79

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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.