Home / 45,274.30-67,867.71-15,669.88

Finding the Fourth Proportional to 45,274.30, 67,867.71 and 15,669.88

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Solution

The fourth proportional to 45,274.30, 67,867.71 and 15,669.88 is: 23,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,274.30 : 67,867.71 = 15,669.88 : x
  2. Step 2: Convert to fraction form
    45,274.30/67,867.71 = 15,669.88/x
  3. Step 3: Cross multiply
    45,274.30x = 67,867.71 × 15,669.88
  4. Step 4: Simplify right side
    45,274.30x = 1,063,478,871.57
  5. Step 5: Solve for x
    x = 1,063,478,871.57/45,274.30
  6. Step 6: Final answer
    x = 23,489.68

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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.