Home / 47,589.12-71,339.94-16,402.50

Finding the Fourth Proportional to 47,589.12, 71,339.94 and 16,402.50

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Solution

The fourth proportional to 47,589.12, 71,339.94 and 16,402.50 is: 24,588.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589.12 : 71,339.94 = 16,402.50 : x
  2. Step 2: Convert to fraction form
    47,589.12/71,339.94 = 16,402.50/x
  3. Step 3: Cross multiply
    47,589.12x = 71,339.94 × 16,402.50
  4. Step 4: Simplify right side
    47,589.12x = 1,170,153,365.85
  5. Step 5: Solve for x
    x = 1,170,153,365.85/47,589.12
  6. Step 6: Final answer
    x = 24,588.67

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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.