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Finding the Fourth Proportional to 41,642.94, 62,484.93 and 19,457.85

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Solution

The fourth proportional to 41,642.94, 62,484.93 and 19,457.85 is: 29,196.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,642.94 : 62,484.93 = 19,457.85 : x
  2. Step 2: Convert to fraction form
    41,642.94/62,484.93 = 19,457.85/x
  3. Step 3: Cross multiply
    41,642.94x = 62,484.93 × 19,457.85
  4. Step 4: Simplify right side
    41,642.94x = 1,215,822,395.20
  5. Step 5: Solve for x
    x = 1,215,822,395.20/41,642.94
  6. Step 6: Final answer
    x = 29,196.36

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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.