Home / 45,678.24-68,500.29-15,683.96

Finding the Fourth Proportional to 45,678.24, 68,500.29 and 15,683.96

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Solution

The fourth proportional to 45,678.24, 68,500.29 and 15,683.96 is: 23,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,678.24 : 68,500.29 = 15,683.96 : x
  2. Step 2: Convert to fraction form
    45,678.24/68,500.29 = 15,683.96/x
  3. Step 3: Cross multiply
    45,678.24x = 68,500.29 × 15,683.96
  4. Step 4: Simplify right side
    45,678.24x = 1,074,355,465.85
  5. Step 5: Solve for x
    x = 1,074,355,465.85/45,678.24
  6. Step 6: Final answer
    x = 23,520.07

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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.