Home / 40,560.82-60,847.08-12,483.28

Finding the Fourth Proportional to 40,560.82, 60,847.08 and 12,483.28

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Solution

The fourth proportional to 40,560.82, 60,847.08 and 12,483.28 is: 18,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,560.82 : 60,847.08 = 12,483.28 : x
  2. Step 2: Convert to fraction form
    40,560.82/60,847.08 = 12,483.28/x
  3. Step 3: Cross multiply
    40,560.82x = 60,847.08 × 12,483.28
  4. Step 4: Simplify right side
    40,560.82x = 759,571,136.82
  5. Step 5: Solve for x
    x = 759,571,136.82/40,560.82
  6. Step 6: Final answer
    x = 18,726.72

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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.