Home / 43,225.72-64,823.96-21,024.97

Finding the Fourth Proportional to 43,225.72, 64,823.96 and 21,024.97

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Solution

The fourth proportional to 43,225.72, 64,823.96 and 21,024.97 is: 31,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,225.72 : 64,823.96 = 21,024.97 : x
  2. Step 2: Convert to fraction form
    43,225.72/64,823.96 = 21,024.97/x
  3. Step 3: Cross multiply
    43,225.72x = 64,823.96 × 21,024.97
  4. Step 4: Simplify right side
    43,225.72x = 1,362,921,704.78
  5. Step 5: Solve for x
    x = 1,362,921,704.78/43,225.72
  6. Step 6: Final answer
    x = 31,530.34

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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.