Home / 47,011.96-70,518.20-15,847.48

Finding the Fourth Proportional to 47,011.96, 70,518.20 and 15,847.48

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Solution

The fourth proportional to 47,011.96, 70,518.20 and 15,847.48 is: 23,771.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,011.96 : 70,518.20 = 15,847.48 : x
  2. Step 2: Convert to fraction form
    47,011.96/70,518.20 = 15,847.48/x
  3. Step 3: Cross multiply
    47,011.96x = 70,518.20 × 15,847.48
  4. Step 4: Simplify right side
    47,011.96x = 1,117,535,764.14
  5. Step 5: Solve for x
    x = 1,117,535,764.14/47,011.96
  6. Step 6: Final answer
    x = 23,771.31

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1.5x scale

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.