Home / 45,346.35-68,031.77-15,765.83

Finding the Fourth Proportional to 45,346.35, 68,031.77 and 15,765.83

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Solution

The fourth proportional to 45,346.35, 68,031.77 and 15,765.83 is: 23,652.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,346.35 : 68,031.77 = 15,765.83 : x
  2. Step 2: Convert to fraction form
    45,346.35/68,031.77 = 15,765.83/x
  3. Step 3: Cross multiply
    45,346.35x = 68,031.77 × 15,765.83
  4. Step 4: Simplify right side
    45,346.35x = 1,072,576,901.43
  5. Step 5: Solve for x
    x = 1,072,576,901.43/45,346.35
  6. Step 6: Final answer
    x = 23,652.99

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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.