Home / 29,453.63-40,645.69-17,516.70

Finding the Fourth Proportional to 29,453.63, 40,645.69 and 17,516.70

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Solution

The fourth proportional to 29,453.63, 40,645.69 and 17,516.70 is: 24,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,453.63 : 40,645.69 = 17,516.70 : x
  2. Step 2: Convert to fraction form
    29,453.63/40,645.69 = 17,516.70/x
  3. Step 3: Cross multiply
    29,453.63x = 40,645.69 × 17,516.70
  4. Step 4: Simplify right side
    29,453.63x = 711,978,314.23
  5. Step 5: Solve for x
    x = 711,978,314.23/29,453.63
  6. Step 6: Final answer
    x = 24,172.86

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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.