Home / 38,908.96-58,381.67-19,176.76

Finding the Fourth Proportional to 38,908.96, 58,381.67 and 19,176.76

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Solution

The fourth proportional to 38,908.96, 58,381.67 and 19,176.76 is: 28,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.96 : 58,381.67 = 19,176.76 : x
  2. Step 2: Convert to fraction form
    38,908.96/58,381.67 = 19,176.76/x
  3. Step 3: Cross multiply
    38,908.96x = 58,381.67 × 19,176.76
  4. Step 4: Simplify right side
    38,908.96x = 1,119,571,273.99
  5. Step 5: Solve for x
    x = 1,119,571,273.99/38,908.96
  6. Step 6: Final answer
    x = 28,774.12

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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.