Home / 47,427.23-71,140.84-14,170.64

Finding the Fourth Proportional to 47,427.23, 71,140.84 and 14,170.64

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Solution

The fourth proportional to 47,427.23, 71,140.84 and 14,170.64 is: 21,255.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,427.23 : 71,140.84 = 14,170.64 : x
  2. Step 2: Convert to fraction form
    47,427.23/71,140.84 = 14,170.64/x
  3. Step 3: Cross multiply
    47,427.23x = 71,140.84 × 14,170.64
  4. Step 4: Simplify right side
    47,427.23x = 1,008,110,841.81
  5. Step 5: Solve for x
    x = 1,008,110,841.81/47,427.23
  6. Step 6: Final answer
    x = 21,255.95

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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.