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Finding the Fourth Proportional to 32,457.78, 44,791.87 and 17,553.78

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Solution

The fourth proportional to 32,457.78, 44,791.87 and 17,553.78 is: 24,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,457.78 : 44,791.87 = 17,553.78 : x
  2. Step 2: Convert to fraction form
    32,457.78/44,791.87 = 17,553.78/x
  3. Step 3: Cross multiply
    32,457.78x = 44,791.87 × 17,553.78
  4. Step 4: Simplify right side
    32,457.78x = 786,266,631.77
  5. Step 5: Solve for x
    x = 786,266,631.77/32,457.78
  6. Step 6: Final answer
    x = 24,224.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.