Home / 47,900.19-71,850.27-14,620.42

Finding the Fourth Proportional to 47,900.19, 71,850.27 and 14,620.42

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Solution

The fourth proportional to 47,900.19, 71,850.27 and 14,620.42 is: 21,930.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,900.19 : 71,850.27 = 14,620.42 : x
  2. Step 2: Convert to fraction form
    47,900.19/71,850.27 = 14,620.42/x
  3. Step 3: Cross multiply
    47,900.19x = 71,850.27 × 14,620.42
  4. Step 4: Simplify right side
    47,900.19x = 1,050,481,124.51
  5. Step 5: Solve for x
    x = 1,050,481,124.51/47,900.19
  6. Step 6: Final answer
    x = 21,930.63

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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.