Home / 29,561.51-40,795.79-16,816.54

Finding the Fourth Proportional to 29,561.51, 40,795.79 and 16,816.54

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Solution

The fourth proportional to 29,561.51, 40,795.79 and 16,816.54 is: 23,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,561.51 : 40,795.79 = 16,816.54 : x
  2. Step 2: Convert to fraction form
    29,561.51/40,795.79 = 16,816.54/x
  3. Step 3: Cross multiply
    29,561.51x = 40,795.79 × 16,816.54
  4. Step 4: Simplify right side
    29,561.51x = 686,044,034.37
  5. Step 5: Solve for x
    x = 686,044,034.37/29,561.51
  6. Step 6: Final answer
    x = 23,207.34

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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.