Home / 21,444.53-29,589.23-12,011.27

Finding the Fourth Proportional to 21,444.53, 29,589.23 and 12,011.27

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Solution

The fourth proportional to 21,444.53, 29,589.23 and 12,011.27 is: 16,573.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.53 : 29,589.23 = 12,011.27 : x
  2. Step 2: Convert to fraction form
    21,444.53/29,589.23 = 12,011.27/x
  3. Step 3: Cross multiply
    21,444.53x = 29,589.23 × 12,011.27
  4. Step 4: Simplify right side
    21,444.53x = 355,404,112.70
  5. Step 5: Solve for x
    x = 355,404,112.70/21,444.53
  6. Step 6: Final answer
    x = 16,573.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.