Home / 38,430.84-57,606.78-14,731.96

Finding the Fourth Proportional to 38,430.84, 57,606.78 and 14,731.96

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Solution

The fourth proportional to 38,430.84, 57,606.78 and 14,731.96 is: 22,082.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,430.84 : 57,606.78 = 14,731.96 : x
  2. Step 2: Convert to fraction form
    38,430.84/57,606.78 = 14,731.96/x
  3. Step 3: Cross multiply
    38,430.84x = 57,606.78 × 14,731.96
  4. Step 4: Simplify right side
    38,430.84x = 848,660,778.69
  5. Step 5: Solve for x
    x = 848,660,778.69/38,430.84
  6. Step 6: Final answer
    x = 22,082.81

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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.