Home / 47,130.50-70,706.18-15,550.34

Finding the Fourth Proportional to 47,130.50, 70,706.18 and 15,550.34

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Solution

The fourth proportional to 47,130.50, 70,706.18 and 15,550.34 is: 23,328.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,130.50 : 70,706.18 = 15,550.34 : x
  2. Step 2: Convert to fraction form
    47,130.50/70,706.18 = 15,550.34/x
  3. Step 3: Cross multiply
    47,130.50x = 70,706.18 × 15,550.34
  4. Step 4: Simplify right side
    47,130.50x = 1,099,504,824.45
  5. Step 5: Solve for x
    x = 1,099,504,824.45/47,130.50
  6. Step 6: Final answer
    x = 23,328.94

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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.