Home / 29,576.74-40,809.80-16,999.06

Finding the Fourth Proportional to 29,576.74, 40,809.80 and 16,999.06

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Solution

The fourth proportional to 29,576.74, 40,809.80 and 16,999.06 is: 23,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,576.74 : 40,809.80 = 16,999.06 : x
  2. Step 2: Convert to fraction form
    29,576.74/40,809.80 = 16,999.06/x
  3. Step 3: Cross multiply
    29,576.74x = 40,809.80 × 16,999.06
  4. Step 4: Simplify right side
    29,576.74x = 693,728,238.79
  5. Step 5: Solve for x
    x = 693,728,238.79/29,576.74
  6. Step 6: Final answer
    x = 23,455.20

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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.