Home / 47,748.22-71,597.69-21,430.44

Finding the Fourth Proportional to 47,748.22, 71,597.69 and 21,430.44

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Solution

The fourth proportional to 47,748.22, 71,597.69 and 21,430.44 is: 32,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,748.22 : 71,597.69 = 21,430.44 : x
  2. Step 2: Convert to fraction form
    47,748.22/71,597.69 = 21,430.44/x
  3. Step 3: Cross multiply
    47,748.22x = 71,597.69 × 21,430.44
  4. Step 4: Simplify right side
    47,748.22x = 1,534,369,972.90
  5. Step 5: Solve for x
    x = 1,534,369,972.90/47,748.22
  6. Step 6: Final answer
    x = 32,134.60

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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.