Home / 47,671.68-71,515.08-16,509.36

Finding the Fourth Proportional to 47,671.68, 71,515.08 and 16,509.36

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Solution

The fourth proportional to 47,671.68, 71,515.08 and 16,509.36 is: 24,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,671.68 : 71,515.08 = 16,509.36 : x
  2. Step 2: Convert to fraction form
    47,671.68/71,515.08 = 16,509.36/x
  3. Step 3: Cross multiply
    47,671.68x = 71,515.08 × 16,509.36
  4. Step 4: Simplify right side
    47,671.68x = 1,180,668,201.15
  5. Step 5: Solve for x
    x = 1,180,668,201.15/47,671.68
  6. Step 6: Final answer
    x = 24,766.66

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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.