Home / 34,186.68-51,312.83-16,668.81

Finding the Fourth Proportional to 34,186.68, 51,312.83 and 16,668.81

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Solution

The fourth proportional to 34,186.68, 51,312.83 and 16,668.81 is: 25,019.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,186.68 : 51,312.83 = 16,668.81 : x
  2. Step 2: Convert to fraction form
    34,186.68/51,312.83 = 16,668.81/x
  3. Step 3: Cross multiply
    34,186.68x = 51,312.83 × 16,668.81
  4. Step 4: Simplify right side
    34,186.68x = 855,323,730.49
  5. Step 5: Solve for x
    x = 855,323,730.49/34,186.68
  6. Step 6: Final answer
    x = 25,019.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.