Home / 38,423.63-57,661.33-13,463.88

Finding the Fourth Proportional to 38,423.63, 57,661.33 and 13,463.88

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Solution

The fourth proportional to 38,423.63, 57,661.33 and 13,463.88 is: 20,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,423.63 : 57,661.33 = 13,463.88 : x
  2. Step 2: Convert to fraction form
    38,423.63/57,661.33 = 13,463.88/x
  3. Step 3: Cross multiply
    38,423.63x = 57,661.33 × 13,463.88
  4. Step 4: Simplify right side
    38,423.63x = 776,345,227.76
  5. Step 5: Solve for x
    x = 776,345,227.76/38,423.63
  6. Step 6: Final answer
    x = 20,204.89

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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.