Home / 29,299.05-40,438.98-19,102.83

Finding the Fourth Proportional to 29,299.05, 40,438.98 and 19,102.83

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Solution

The fourth proportional to 29,299.05, 40,438.98 and 19,102.83 is: 26,366.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,299.05 : 40,438.98 = 19,102.83 : x
  2. Step 2: Convert to fraction form
    29,299.05/40,438.98 = 19,102.83/x
  3. Step 3: Cross multiply
    29,299.05x = 40,438.98 × 19,102.83
  4. Step 4: Simplify right side
    29,299.05x = 772,498,960.31
  5. Step 5: Solve for x
    x = 772,498,960.31/29,299.05
  6. Step 6: Final answer
    x = 26,366.01

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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.