Home / 45,638.30-68,463.93-14,050.99

Finding the Fourth Proportional to 45,638.30, 68,463.93 and 14,050.99

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Solution

The fourth proportional to 45,638.30, 68,463.93 and 14,050.99 is: 21,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,638.30 : 68,463.93 = 14,050.99 : x
  2. Step 2: Convert to fraction form
    45,638.30/68,463.93 = 14,050.99/x
  3. Step 3: Cross multiply
    45,638.30x = 68,463.93 × 14,050.99
  4. Step 4: Simplify right side
    45,638.30x = 961,985,995.79
  5. Step 5: Solve for x
    x = 961,985,995.79/45,638.30
  6. Step 6: Final answer
    x = 21,078.48

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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.