Home / 47,668.56-71,503.35-14,388.90

Finding the Fourth Proportional to 47,668.56, 71,503.35 and 14,388.90

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Solution

The fourth proportional to 47,668.56, 71,503.35 and 14,388.90 is: 21,583.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668.56 : 71,503.35 = 14,388.90 : x
  2. Step 2: Convert to fraction form
    47,668.56/71,503.35 = 14,388.90/x
  3. Step 3: Cross multiply
    47,668.56x = 71,503.35 × 14,388.90
  4. Step 4: Simplify right side
    47,668.56x = 1,028,854,552.82
  5. Step 5: Solve for x
    x = 1,028,854,552.82/47,668.56
  6. Step 6: Final answer
    x = 21,583.50

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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.