Home / 51,331.68-77,004-16,258.80

Finding the Fourth Proportional to 51,331.68, 77,004 and 16,258.80

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Solution

The fourth proportional to 51,331.68, 77,004 and 16,258.80 is: 24,390.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,331.68 : 77,004 = 16,258.80 : x
  2. Step 2: Convert to fraction form
    51,331.68/77,004 = 16,258.80/x
  3. Step 3: Cross multiply
    51,331.68x = 77,004 × 16,258.80
  4. Step 4: Simplify right side
    51,331.68x = 1,251,992,635.20
  5. Step 5: Solve for x
    x = 1,251,992,635.20/51,331.68
  6. Step 6: Final answer
    x = 24,390.25

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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.