Home / 29,665.89-40,938.78-16,053.92

Finding the Fourth Proportional to 29,665.89, 40,938.78 and 16,053.92

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Solution

The fourth proportional to 29,665.89, 40,938.78 and 16,053.92 is: 22,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,665.89 : 40,938.78 = 16,053.92 : x
  2. Step 2: Convert to fraction form
    29,665.89/40,938.78 = 16,053.92/x
  3. Step 3: Cross multiply
    29,665.89x = 40,938.78 × 16,053.92
  4. Step 4: Simplify right side
    29,665.89x = 657,227,932.88
  5. Step 5: Solve for x
    x = 657,227,932.88/29,665.89
  6. Step 6: Final answer
    x = 22,154.33

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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.