Home / 47,628.12-71,442.18-16,446.36

Finding the Fourth Proportional to 47,628.12, 71,442.18 and 16,446.36

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Solution

The fourth proportional to 47,628.12, 71,442.18 and 16,446.36 is: 24,669.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,628.12 : 71,442.18 = 16,446.36 : x
  2. Step 2: Convert to fraction form
    47,628.12/71,442.18 = 16,446.36/x
  3. Step 3: Cross multiply
    47,628.12x = 71,442.18 × 16,446.36
  4. Step 4: Simplify right side
    47,628.12x = 1,174,963,811.46
  5. Step 5: Solve for x
    x = 1,174,963,811.46/47,628.12
  6. Step 6: Final answer
    x = 24,669.54

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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.