Home / 29,329.68-43,983.51-12,688.44

Finding the Fourth Proportional to 29,329.68, 43,983.51 and 12,688.44

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Solution

The fourth proportional to 29,329.68, 43,983.51 and 12,688.44 is: 19,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,329.68 : 43,983.51 = 12,688.44 : x
  2. Step 2: Convert to fraction form
    29,329.68/43,983.51 = 12,688.44/x
  3. Step 3: Cross multiply
    29,329.68x = 43,983.51 × 12,688.44
  4. Step 4: Simplify right side
    29,329.68x = 558,082,127.62
  5. Step 5: Solve for x
    x = 558,082,127.62/29,329.68
  6. Step 6: Final answer
    x = 19,027.90

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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.