Home / 47,611.32-71,425.08-16,439.28

Finding the Fourth Proportional to 47,611.32, 71,425.08 and 16,439.28

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Solution

The fourth proportional to 47,611.32, 71,425.08 and 16,439.28 is: 24,661.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,611.32 : 71,425.08 = 16,439.28 : x
  2. Step 2: Convert to fraction form
    47,611.32/71,425.08 = 16,439.28/x
  3. Step 3: Cross multiply
    47,611.32x = 71,425.08 × 16,439.28
  4. Step 4: Simplify right side
    47,611.32x = 1,174,176,889.14
  5. Step 5: Solve for x
    x = 1,174,176,889.14/47,611.32
  6. Step 6: Final answer
    x = 24,661.72

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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.