Home / 40,457.43-60,683.93-12,377.48

Finding the Fourth Proportional to 40,457.43, 60,683.93 and 12,377.48

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Solution

The fourth proportional to 40,457.43, 60,683.93 and 12,377.48 is: 18,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.43 : 60,683.93 = 12,377.48 : x
  2. Step 2: Convert to fraction form
    40,457.43/60,683.93 = 12,377.48/x
  3. Step 3: Cross multiply
    40,457.43x = 60,683.93 × 12,377.48
  4. Step 4: Simplify right side
    40,457.43x = 751,114,171.27
  5. Step 5: Solve for x
    x = 751,114,171.27/40,457.43
  6. Step 6: Final answer
    x = 18,565.54

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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.