Home / 47,811.51-71,749.94-16,646.76

Finding the Fourth Proportional to 47,811.51, 71,749.94 and 16,646.76

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Solution

The fourth proportional to 47,811.51, 71,749.94 and 16,646.76 is: 24,981.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,811.51 : 71,749.94 = 16,646.76 : x
  2. Step 2: Convert to fraction form
    47,811.51/71,749.94 = 16,646.76/x
  3. Step 3: Cross multiply
    47,811.51x = 71,749.94 × 16,646.76
  4. Step 4: Simplify right side
    47,811.51x = 1,194,403,947.96
  5. Step 5: Solve for x
    x = 1,194,403,947.96/47,811.51
  6. Step 6: Final answer
    x = 24,981.51

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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.