Home / 19,348.20-29,009.52-12,754.26

Finding the Fourth Proportional to 19,348.20, 29,009.52 and 12,754.26

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Solution

The fourth proportional to 19,348.20, 29,009.52 and 12,754.26 is: 19,122.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.20 : 29,009.52 = 12,754.26 : x
  2. Step 2: Convert to fraction form
    19,348.20/29,009.52 = 12,754.26/x
  3. Step 3: Cross multiply
    19,348.20x = 29,009.52 × 12,754.26
  4. Step 4: Simplify right side
    19,348.20x = 369,994,960.56
  5. Step 5: Solve for x
    x = 369,994,960.56/19,348.20
  6. Step 6: Final answer
    x = 19,122.97

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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.