Home / 29,098.76-40,171.64-19,588.66

Finding the Fourth Proportional to 29,098.76, 40,171.64 and 19,588.66

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Solution

The fourth proportional to 29,098.76, 40,171.64 and 19,588.66 is: 27,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,098.76 : 40,171.64 = 19,588.66 : x
  2. Step 2: Convert to fraction form
    29,098.76/40,171.64 = 19,588.66/x
  3. Step 3: Cross multiply
    29,098.76x = 40,171.64 × 19,588.66
  4. Step 4: Simplify right side
    29,098.76x = 786,908,597.60
  5. Step 5: Solve for x
    x = 786,908,597.60/29,098.76
  6. Step 6: Final answer
    x = 27,042.68

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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.