Home / 29,542.90-40,769.70-16,795.79

Finding the Fourth Proportional to 29,542.90, 40,769.70 and 16,795.79

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Solution

The fourth proportional to 29,542.90, 40,769.70 and 16,795.79 is: 23,178.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,542.90 : 40,769.70 = 16,795.79 : x
  2. Step 2: Convert to fraction form
    29,542.90/40,769.70 = 16,795.79/x
  3. Step 3: Cross multiply
    29,542.90x = 40,769.70 × 16,795.79
  4. Step 4: Simplify right side
    29,542.90x = 684,759,319.56
  5. Step 5: Solve for x
    x = 684,759,319.56/29,542.90
  6. Step 6: Final answer
    x = 23,178.48

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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.