Home / 39,563.46-54,598.53-21,658.41

Finding the Fourth Proportional to 39,563.46, 54,598.53 and 21,658.41

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Solution

The fourth proportional to 39,563.46, 54,598.53 and 21,658.41 is: 29,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,563.46 : 54,598.53 = 21,658.41 : x
  2. Step 2: Convert to fraction form
    39,563.46/54,598.53 = 21,658.41/x
  3. Step 3: Cross multiply
    39,563.46x = 54,598.53 × 21,658.41
  4. Step 4: Simplify right side
    39,563.46x = 1,182,517,326.98
  5. Step 5: Solve for x
    x = 1,182,517,326.98/39,563.46
  6. Step 6: Final answer
    x = 29,889.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.