Home / 45,665.36-68,498.04-14,500.64

Finding the Fourth Proportional to 45,665.36, 68,498.04 and 14,500.64

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Solution

The fourth proportional to 45,665.36, 68,498.04 and 14,500.64 is: 21,750.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,665.36 : 68,498.04 = 14,500.64 : x
  2. Step 2: Convert to fraction form
    45,665.36/68,498.04 = 14,500.64/x
  3. Step 3: Cross multiply
    45,665.36x = 68,498.04 × 14,500.64
  4. Step 4: Simplify right side
    45,665.36x = 993,265,418.75
  5. Step 5: Solve for x
    x = 993,265,418.75/45,665.36
  6. Step 6: Final answer
    x = 21,750.96

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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.