Home / 34,687.92-47,869.53-19,581.18

Finding the Fourth Proportional to 34,687.92, 47,869.53 and 19,581.18

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Solution

The fourth proportional to 34,687.92, 47,869.53 and 19,581.18 is: 27,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,687.92 : 47,869.53 = 19,581.18 : x
  2. Step 2: Convert to fraction form
    34,687.92/47,869.53 = 19,581.18/x
  3. Step 3: Cross multiply
    34,687.92x = 47,869.53 × 19,581.18
  4. Step 4: Simplify right side
    34,687.92x = 937,341,883.45
  5. Step 5: Solve for x
    x = 937,341,883.45/34,687.92
  6. Step 6: Final answer
    x = 27,022.14

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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.