Home / 47,074.63-70,611.88-12,014.28

Finding the Fourth Proportional to 47,074.63, 70,611.88 and 12,014.28

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Solution

The fourth proportional to 47,074.63, 70,611.88 and 12,014.28 is: 18,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074.63 : 70,611.88 = 12,014.28 : x
  2. Step 2: Convert to fraction form
    47,074.63/70,611.88 = 12,014.28/x
  3. Step 3: Cross multiply
    47,074.63x = 70,611.88 × 12,014.28
  4. Step 4: Simplify right side
    47,074.63x = 848,350,837.58
  5. Step 5: Solve for x
    x = 848,350,837.58/47,074.63
  6. Step 6: Final answer
    x = 18,021.40

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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.