Home / 29,327.84-43,997.91-12,690.24

Finding the Fourth Proportional to 29,327.84, 43,997.91 and 12,690.24

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Solution

The fourth proportional to 29,327.84, 43,997.91 and 12,690.24 is: 19,038.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,327.84 : 43,997.91 = 12,690.24 : x
  2. Step 2: Convert to fraction form
    29,327.84/43,997.91 = 12,690.24/x
  3. Step 3: Cross multiply
    29,327.84x = 43,997.91 × 12,690.24
  4. Step 4: Simplify right side
    29,327.84x = 558,344,037.40
  5. Step 5: Solve for x
    x = 558,344,037.40/29,327.84
  6. Step 6: Final answer
    x = 19,038.02

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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.