Home / 30,672.72-46,026.92-12,902.08

Finding the Fourth Proportional to 30,672.72, 46,026.92 and 12,902.08

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Solution

The fourth proportional to 30,672.72, 46,026.92 and 12,902.08 is: 19,360.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,672.72 : 46,026.92 = 12,902.08 : x
  2. Step 2: Convert to fraction form
    30,672.72/46,026.92 = 12,902.08/x
  3. Step 3: Cross multiply
    30,672.72x = 46,026.92 × 12,902.08
  4. Step 4: Simplify right side
    30,672.72x = 593,843,003.99
  5. Step 5: Solve for x
    x = 593,843,003.99/30,672.72
  6. Step 6: Final answer
    x = 19,360.62

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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.