Home / 38,676.69-58,012.20-17,615.88

Finding the Fourth Proportional to 38,676.69, 58,012.20 and 17,615.88

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Solution

The fourth proportional to 38,676.69, 58,012.20 and 17,615.88 is: 26,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,676.69 : 58,012.20 = 17,615.88 : x
  2. Step 2: Convert to fraction form
    38,676.69/58,012.20 = 17,615.88/x
  3. Step 3: Cross multiply
    38,676.69x = 58,012.20 × 17,615.88
  4. Step 4: Simplify right side
    38,676.69x = 1,021,935,953.74
  5. Step 5: Solve for x
    x = 1,021,935,953.74/38,676.69
  6. Step 6: Final answer
    x = 26,422.53

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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.