Home / 47,403.23-71,108.48-14,120.73

Finding the Fourth Proportional to 47,403.23, 71,108.48 and 14,120.73

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Solution

The fourth proportional to 47,403.23, 71,108.48 and 14,120.73 is: 21,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,403.23 : 71,108.48 = 14,120.73 : x
  2. Step 2: Convert to fraction form
    47,403.23/71,108.48 = 14,120.73/x
  3. Step 3: Cross multiply
    47,403.23x = 71,108.48 × 14,120.73
  4. Step 4: Simplify right side
    47,403.23x = 1,004,103,682.09
  5. Step 5: Solve for x
    x = 1,004,103,682.09/47,403.23
  6. Step 6: Final answer
    x = 21,182.18

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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.