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Finding the Fourth Proportional to 34,295.68, 51,447.16 and 10,916.65

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Solution

The fourth proportional to 34,295.68, 51,447.16 and 10,916.65 is: 16,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,295.68 : 51,447.16 = 10,916.65 : x
  2. Step 2: Convert to fraction form
    34,295.68/51,447.16 = 10,916.65/x
  3. Step 3: Cross multiply
    34,295.68x = 51,447.16 × 10,916.65
  4. Step 4: Simplify right side
    34,295.68x = 561,630,381.98
  5. Step 5: Solve for x
    x = 561,630,381.98/34,295.68
  6. Step 6: Final answer
    x = 16,376.13

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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.