Home / 51,258.11-76,889.48-15,716.84

Finding the Fourth Proportional to 51,258.11, 76,889.48 and 15,716.84

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Solution

The fourth proportional to 51,258.11, 76,889.48 and 15,716.84 is: 23,575.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,258.11 : 76,889.48 = 15,716.84 : x
  2. Step 2: Convert to fraction form
    51,258.11/76,889.48 = 15,716.84/x
  3. Step 3: Cross multiply
    51,258.11x = 76,889.48 × 15,716.84
  4. Step 4: Simplify right side
    51,258.11x = 1,208,459,270.40
  5. Step 5: Solve for x
    x = 1,208,459,270.40/51,258.11
  6. Step 6: Final answer
    x = 23,575.96

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1.5x scale

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.