Home / 45,559.26-68,331.60-14,401.80

Finding the Fourth Proportional to 45,559.26, 68,331.60 and 14,401.80

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Solution

The fourth proportional to 45,559.26, 68,331.60 and 14,401.80 is: 21,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,559.26 : 68,331.60 = 14,401.80 : x
  2. Step 2: Convert to fraction form
    45,559.26/68,331.60 = 14,401.80/x
  3. Step 3: Cross multiply
    45,559.26x = 68,331.60 × 14,401.80
  4. Step 4: Simplify right side
    45,559.26x = 984,098,036.88
  5. Step 5: Solve for x
    x = 984,098,036.88/45,559.26
  6. Step 6: Final answer
    x = 21,600.40

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1.5x scale

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.