Home / 45,841.36-68,771.76-14,250.64

Finding the Fourth Proportional to 45,841.36, 68,771.76 and 14,250.64

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Solution

The fourth proportional to 45,841.36, 68,771.76 and 14,250.64 is: 21,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,841.36 : 68,771.76 = 14,250.64 : x
  2. Step 2: Convert to fraction form
    45,841.36/68,771.76 = 14,250.64/x
  3. Step 3: Cross multiply
    45,841.36x = 68,771.76 × 14,250.64
  4. Step 4: Simplify right side
    45,841.36x = 980,041,593.93
  5. Step 5: Solve for x
    x = 980,041,593.93/45,841.36
  6. Step 6: Final answer
    x = 21,378.98

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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.