Home / 29,312.62-40,453.40-16,561.38

Finding the Fourth Proportional to 29,312.62, 40,453.40 and 16,561.38

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Solution

The fourth proportional to 29,312.62, 40,453.40 and 16,561.38 is: 22,855.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312.62 : 40,453.40 = 16,561.38 : x
  2. Step 2: Convert to fraction form
    29,312.62/40,453.40 = 16,561.38/x
  3. Step 3: Cross multiply
    29,312.62x = 40,453.40 × 16,561.38
  4. Step 4: Simplify right side
    29,312.62x = 669,964,129.69
  5. Step 5: Solve for x
    x = 669,964,129.69/29,312.62
  6. Step 6: Final answer
    x = 22,855.83

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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.