Home / 29,327.34-43,997.16-12,689.74

Finding the Fourth Proportional to 29,327.34, 43,997.16 and 12,689.74

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Solution

The fourth proportional to 29,327.34, 43,997.16 and 12,689.74 is: 19,037.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,327.34 : 43,997.16 = 12,689.74 : x
  2. Step 2: Convert to fraction form
    29,327.34/43,997.16 = 12,689.74/x
  3. Step 3: Cross multiply
    29,327.34x = 43,997.16 × 12,689.74
  4. Step 4: Simplify right side
    29,327.34x = 558,312,521.14
  5. Step 5: Solve for x
    x = 558,312,521.14/29,327.34
  6. Step 6: Final answer
    x = 19,037.27

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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.