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Finding the Fourth Proportional to 34,305.62, 51,425.58 and 10,916.84

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Solution

The fourth proportional to 34,305.62, 51,425.58 and 10,916.84 is: 16,364.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,305.62 : 51,425.58 = 10,916.84 : x
  2. Step 2: Convert to fraction form
    34,305.62/51,425.58 = 10,916.84/x
  3. Step 3: Cross multiply
    34,305.62x = 51,425.58 × 10,916.84
  4. Step 4: Simplify right side
    34,305.62x = 561,404,828.77
  5. Step 5: Solve for x
    x = 561,404,828.77/34,305.62
  6. Step 6: Final answer
    x = 16,364.81

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1.5x scale

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.