Home / 51,811.36-77,615.34-26,867.72

Finding the Fourth Proportional to 51,811.36, 77,615.34 and 26,867.72

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Solution

The fourth proportional to 51,811.36, 77,615.34 and 26,867.72 is: 40,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,811.36 : 77,615.34 = 26,867.72 : x
  2. Step 2: Convert to fraction form
    51,811.36/77,615.34 = 26,867.72/x
  3. Step 3: Cross multiply
    51,811.36x = 77,615.34 × 26,867.72
  4. Step 4: Simplify right side
    51,811.36x = 2,085,347,222.82
  5. Step 5: Solve for x
    x = 2,085,347,222.82/51,811.36
  6. Step 6: Final answer
    x = 40,248.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.