Home / 47,048.71-70,519.37-18,950.77

Finding the Fourth Proportional to 47,048.71, 70,519.37 and 18,950.77

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Solution

The fourth proportional to 47,048.71, 70,519.37 and 18,950.77 is: 28,404.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,048.71 : 70,519.37 = 18,950.77 : x
  2. Step 2: Convert to fraction form
    47,048.71/70,519.37 = 18,950.77/x
  3. Step 3: Cross multiply
    47,048.71x = 70,519.37 × 18,950.77
  4. Step 4: Simplify right side
    47,048.71x = 1,336,396,232.49
  5. Step 5: Solve for x
    x = 1,336,396,232.49/47,048.71
  6. Step 6: Final answer
    x = 28,404.53

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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.