Home / 29,346.69-40,435.06-19,898.85

Finding the Fourth Proportional to 29,346.69, 40,435.06 and 19,898.85

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Solution

The fourth proportional to 29,346.69, 40,435.06 and 19,898.85 is: 27,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,346.69 : 40,435.06 = 19,898.85 : x
  2. Step 2: Convert to fraction form
    29,346.69/40,435.06 = 19,898.85/x
  3. Step 3: Cross multiply
    29,346.69x = 40,435.06 × 19,898.85
  4. Step 4: Simplify right side
    29,346.69x = 804,611,193.68
  5. Step 5: Solve for x
    x = 804,611,193.68/29,346.69
  6. Step 6: Final answer
    x = 27,417.44

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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.