Home / 51,055.11-76,565.61-21,467.43

Finding the Fourth Proportional to 51,055.11, 76,565.61 and 21,467.43

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Solution

The fourth proportional to 51,055.11, 76,565.61 and 21,467.43 is: 32,193.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,055.11 : 76,565.61 = 21,467.43 : x
  2. Step 2: Convert to fraction form
    51,055.11/76,565.61 = 21,467.43/x
  3. Step 3: Cross multiply
    51,055.11x = 76,565.61 × 21,467.43
  4. Step 4: Simplify right side
    51,055.11x = 1,643,666,873.08
  5. Step 5: Solve for x
    x = 1,643,666,873.08/51,055.11
  6. Step 6: Final answer
    x = 32,193.97

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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.