Home / 47,255.05-70,857.96-22,288.39

Finding the Fourth Proportional to 47,255.05, 70,857.96 and 22,288.39

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Solution

The fourth proportional to 47,255.05, 70,857.96 and 22,288.39 is: 33,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255.05 : 70,857.96 = 22,288.39 : x
  2. Step 2: Convert to fraction form
    47,255.05/70,857.96 = 22,288.39/x
  3. Step 3: Cross multiply
    47,255.05x = 70,857.96 × 22,288.39
  4. Step 4: Simplify right side
    47,255.05x = 1,579,309,847.08
  5. Step 5: Solve for x
    x = 1,579,309,847.08/47,255.05
  6. Step 6: Final answer
    x = 33,420.98

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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.