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Finding the Fourth Proportional to 29,605.92, 44,386.92 and 17,916.36

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Solution

The fourth proportional to 29,605.92, 44,386.92 and 17,916.36 is: 26,861.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,605.92 : 44,386.92 = 17,916.36 : x
  2. Step 2: Convert to fraction form
    29,605.92/44,386.92 = 17,916.36/x
  3. Step 3: Cross multiply
    29,605.92x = 44,386.92 × 17,916.36
  4. Step 4: Simplify right side
    29,605.92x = 795,252,038.01
  5. Step 5: Solve for x
    x = 795,252,038.01/29,605.92
  6. Step 6: Final answer
    x = 26,861.25

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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.