Home / 47,487.80-71,228.34-16,322.36

Finding the Fourth Proportional to 47,487.80, 71,228.34 and 16,322.36

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Solution

The fourth proportional to 47,487.80, 71,228.34 and 16,322.36 is: 24,482.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,487.80 : 71,228.34 = 16,322.36 : x
  2. Step 2: Convert to fraction form
    47,487.80/71,228.34 = 16,322.36/x
  3. Step 3: Cross multiply
    47,487.80x = 71,228.34 × 16,322.36
  4. Step 4: Simplify right side
    47,487.80x = 1,162,614,607.68
  5. Step 5: Solve for x
    x = 1,162,614,607.68/47,487.80
  6. Step 6: Final answer
    x = 24,482.39

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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.