Home / 45,325.66-67,998.12-19,015.24

Finding the Fourth Proportional to 45,325.66, 67,998.12 and 19,015.24

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Solution

The fourth proportional to 45,325.66, 67,998.12 and 19,015.24 is: 28,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,325.66 : 67,998.12 = 19,015.24 : x
  2. Step 2: Convert to fraction form
    45,325.66/67,998.12 = 19,015.24/x
  3. Step 3: Cross multiply
    45,325.66x = 67,998.12 × 19,015.24
  4. Step 4: Simplify right side
    45,325.66x = 1,293,000,571.35
  5. Step 5: Solve for x
    x = 1,293,000,571.35/45,325.66
  6. Step 6: Final answer
    x = 28,526.90

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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.