Home / 47,788.64-71,674.86-14,500.68

Finding the Fourth Proportional to 47,788.64, 71,674.86 and 14,500.68

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Solution

The fourth proportional to 47,788.64, 71,674.86 and 14,500.68 is: 21,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,788.64 : 71,674.86 = 14,500.68 : x
  2. Step 2: Convert to fraction form
    47,788.64/71,674.86 = 14,500.68/x
  3. Step 3: Cross multiply
    47,788.64x = 71,674.86 × 14,500.68
  4. Step 4: Simplify right side
    47,788.64x = 1,039,334,208.90
  5. Step 5: Solve for x
    x = 1,039,334,208.90/47,788.64
  6. Step 6: Final answer
    x = 21,748.56

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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.