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Finding the Fourth Proportional to 34,535.70, 51,803.01 and 16,992.72

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Solution

The fourth proportional to 34,535.70, 51,803.01 and 16,992.72 is: 25,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,535.70 : 51,803.01 = 16,992.72 : x
  2. Step 2: Convert to fraction form
    34,535.70/51,803.01 = 16,992.72/x
  3. Step 3: Cross multiply
    34,535.70x = 51,803.01 × 16,992.72
  4. Step 4: Simplify right side
    34,535.70x = 880,274,044.09
  5. Step 5: Solve for x
    x = 880,274,044.09/34,535.70
  6. Step 6: Final answer
    x = 25,488.81

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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.