Home / 29,576.55-40,815.09-16,829.45

Finding the Fourth Proportional to 29,576.55, 40,815.09 and 16,829.45

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Solution

The fourth proportional to 29,576.55, 40,815.09 and 16,829.45 is: 23,224.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,576.55 : 40,815.09 = 16,829.45 : x
  2. Step 2: Convert to fraction form
    29,576.55/40,815.09 = 16,829.45/x
  3. Step 3: Cross multiply
    29,576.55x = 40,815.09 × 16,829.45
  4. Step 4: Simplify right side
    29,576.55x = 686,895,465.38
  5. Step 5: Solve for x
    x = 686,895,465.38/29,576.55
  6. Step 6: Final answer
    x = 23,224.32

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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.