Home / 51,207.12-76,824.63-15,667.67

Finding the Fourth Proportional to 51,207.12, 76,824.63 and 15,667.67

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Solution

The fourth proportional to 51,207.12, 76,824.63 and 15,667.67 is: 23,505.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,207.12 : 76,824.63 = 15,667.67 : x
  2. Step 2: Convert to fraction form
    51,207.12/76,824.63 = 15,667.67/x
  3. Step 3: Cross multiply
    51,207.12x = 76,824.63 × 15,667.67
  4. Step 4: Simplify right side
    51,207.12x = 1,203,662,566.59
  5. Step 5: Solve for x
    x = 1,203,662,566.59/51,207.12
  6. Step 6: Final answer
    x = 23,505.77

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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.