Home / 34,486.70-47,591.23-19,381.92

Finding the Fourth Proportional to 34,486.70, 47,591.23 and 19,381.92

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Solution

The fourth proportional to 34,486.70, 47,591.23 and 19,381.92 is: 26,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,486.70 : 47,591.23 = 19,381.92 : x
  2. Step 2: Convert to fraction form
    34,486.70/47,591.23 = 19,381.92/x
  3. Step 3: Cross multiply
    34,486.70x = 47,591.23 × 19,381.92
  4. Step 4: Simplify right side
    34,486.70x = 922,409,231.29
  5. Step 5: Solve for x
    x = 922,409,231.29/34,486.70
  6. Step 6: Final answer
    x = 26,746.81

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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.