Home / 47,621.93-71,409.80-14,335.79

Finding the Fourth Proportional to 47,621.93, 71,409.80 and 14,335.79

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Solution

The fourth proportional to 47,621.93, 71,409.80 and 14,335.79 is: 21,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.93 : 71,409.80 = 14,335.79 : x
  2. Step 2: Convert to fraction form
    47,621.93/71,409.80 = 14,335.79/x
  3. Step 3: Cross multiply
    47,621.93x = 71,409.80 × 14,335.79
  4. Step 4: Simplify right side
    47,621.93x = 1,023,715,575.53
  5. Step 5: Solve for x
    x = 1,023,715,575.53/47,621.93
  6. Step 6: Final answer
    x = 21,496.73

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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.