Home / 47,409.80-71,113.82-14,152.41

Finding the Fourth Proportional to 47,409.80, 71,113.82 and 14,152.41

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Solution

The fourth proportional to 47,409.80, 71,113.82 and 14,152.41 is: 21,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,409.80 : 71,113.82 = 14,152.41 : x
  2. Step 2: Convert to fraction form
    47,409.80/71,113.82 = 14,152.41/x
  3. Step 3: Cross multiply
    47,409.80x = 71,113.82 × 14,152.41
  4. Step 4: Simplify right side
    47,409.80x = 1,006,431,866.54
  5. Step 5: Solve for x
    x = 1,006,431,866.54/47,409.80
  6. Step 6: Final answer
    x = 21,228.35

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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.