Home / 45,363.74-68,037.90-13,766.18

Finding the Fourth Proportional to 45,363.74, 68,037.90 and 13,766.18

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Solution

The fourth proportional to 45,363.74, 68,037.90 and 13,766.18 is: 20,646.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,363.74 : 68,037.90 = 13,766.18 : x
  2. Step 2: Convert to fraction form
    45,363.74/68,037.90 = 13,766.18/x
  3. Step 3: Cross multiply
    45,363.74x = 68,037.90 × 13,766.18
  4. Step 4: Simplify right side
    45,363.74x = 936,621,638.03
  5. Step 5: Solve for x
    x = 936,621,638.03/45,363.74
  6. Step 6: Final answer
    x = 20,646.93

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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.