Home / 29,938.70-41,315.39-17,192.72

Finding the Fourth Proportional to 29,938.70, 41,315.39 and 17,192.72

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Solution

The fourth proportional to 29,938.70, 41,315.39 and 17,192.72 is: 23,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,938.70 : 41,315.39 = 17,192.72 : x
  2. Step 2: Convert to fraction form
    29,938.70/41,315.39 = 17,192.72/x
  3. Step 3: Cross multiply
    29,938.70x = 41,315.39 × 17,192.72
  4. Step 4: Simplify right side
    29,938.70x = 710,323,639.42
  5. Step 5: Solve for x
    x = 710,323,639.42/29,938.70
  6. Step 6: Final answer
    x = 23,725.94

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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.