Home / 63,390.24-95,085.36-21,834

Finding the Fourth Proportional to 63,390.24, 95,085.36 and 21,834

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Solution

The fourth proportional to 63,390.24, 95,085.36 and 21,834 is: 32,751

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,390.24 : 95,085.36 = 21,834 : x
  2. Step 2: Convert to fraction form
    63,390.24/95,085.36 = 21,834/x
  3. Step 3: Cross multiply
    63,390.24x = 95,085.36 × 21,834
  4. Step 4: Simplify right side
    63,390.24x = 2,076,093,750.24
  5. Step 5: Solve for x
    x = 2,076,093,750.24/63,390.24
  6. Step 6: Final answer
    x = 32,751

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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.