Home / 29,717.79-41,014.76-18,390.94

Finding the Fourth Proportional to 29,717.79, 41,014.76 and 18,390.94

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Solution

The fourth proportional to 29,717.79, 41,014.76 and 18,390.94 is: 25,382.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,717.79 : 41,014.76 = 18,390.94 : x
  2. Step 2: Convert to fraction form
    29,717.79/41,014.76 = 18,390.94/x
  3. Step 3: Cross multiply
    29,717.79x = 41,014.76 × 18,390.94
  4. Step 4: Simplify right side
    29,717.79x = 754,299,815.69
  5. Step 5: Solve for x
    x = 754,299,815.69/29,717.79
  6. Step 6: Final answer
    x = 25,382.09

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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.