Home / 51,031.34-76,538.37-15,484.09

Finding the Fourth Proportional to 51,031.34, 76,538.37 and 15,484.09

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Solution

The fourth proportional to 51,031.34, 76,538.37 and 15,484.09 is: 23,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,031.34 : 76,538.37 = 15,484.09 : x
  2. Step 2: Convert to fraction form
    51,031.34/76,538.37 = 15,484.09/x
  3. Step 3: Cross multiply
    51,031.34x = 76,538.37 × 15,484.09
  4. Step 4: Simplify right side
    51,031.34x = 1,185,126,856.90
  5. Step 5: Solve for x
    x = 1,185,126,856.90/51,031.34
  6. Step 6: Final answer
    x = 23,223.51

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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.