Home / 29,806.95-41,105.40-19,579.93

Finding the Fourth Proportional to 29,806.95, 41,105.40 and 19,579.93

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Solution

The fourth proportional to 29,806.95, 41,105.40 and 19,579.93 is: 27,001.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,806.95 : 41,105.40 = 19,579.93 : x
  2. Step 2: Convert to fraction form
    29,806.95/41,105.40 = 19,579.93/x
  3. Step 3: Cross multiply
    29,806.95x = 41,105.40 × 19,579.93
  4. Step 4: Simplify right side
    29,806.95x = 804,840,551.20
  5. Step 5: Solve for x
    x = 804,840,551.20/29,806.95
  6. Step 6: Final answer
    x = 27,001.77

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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.