Home / 47,190.44-70,810.40-19,113.48

Finding the Fourth Proportional to 47,190.44, 70,810.40 and 19,113.48

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Solution

The fourth proportional to 47,190.44, 70,810.40 and 19,113.48 is: 28,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,190.44 : 70,810.40 = 19,113.48 : x
  2. Step 2: Convert to fraction form
    47,190.44/70,810.40 = 19,113.48/x
  3. Step 3: Cross multiply
    47,190.44x = 70,810.40 × 19,113.48
  4. Step 4: Simplify right side
    47,190.44x = 1,353,433,211.98
  5. Step 5: Solve for x
    x = 1,353,433,211.98/47,190.44
  6. Step 6: Final answer
    x = 28,680.24

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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.