Home / 29,066.38-40,123.79-19,647.70

Finding the Fourth Proportional to 29,066.38, 40,123.79 and 19,647.70

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Solution

The fourth proportional to 29,066.38, 40,123.79 and 19,647.70 is: 27,122.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,066.38 : 40,123.79 = 19,647.70 : x
  2. Step 2: Convert to fraction form
    29,066.38/40,123.79 = 19,647.70/x
  3. Step 3: Cross multiply
    29,066.38x = 40,123.79 × 19,647.70
  4. Step 4: Simplify right side
    29,066.38x = 788,340,063.91
  5. Step 5: Solve for x
    x = 788,340,063.91/29,066.38
  6. Step 6: Final answer
    x = 27,122.06

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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.