Home / 47,443.40-71,162.66-14,163.74

Finding the Fourth Proportional to 47,443.40, 71,162.66 and 14,163.74

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Solution

The fourth proportional to 47,443.40, 71,162.66 and 14,163.74 is: 21,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,443.40 : 71,162.66 = 14,163.74 : x
  2. Step 2: Convert to fraction form
    47,443.40/71,162.66 = 14,163.74/x
  3. Step 3: Cross multiply
    47,443.40x = 71,162.66 × 14,163.74
  4. Step 4: Simplify right side
    47,443.40x = 1,007,928,987.32
  5. Step 5: Solve for x
    x = 1,007,928,987.32/47,443.40
  6. Step 6: Final answer
    x = 21,244.87

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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.