Home / 19,480.05-29,236.41-10,125.81

Finding the Fourth Proportional to 19,480.05, 29,236.41 and 10,125.81

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Solution

The fourth proportional to 19,480.05, 29,236.41 and 10,125.81 is: 15,197.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480.05 : 29,236.41 = 10,125.81 : x
  2. Step 2: Convert to fraction form
    19,480.05/29,236.41 = 10,125.81/x
  3. Step 3: Cross multiply
    19,480.05x = 29,236.41 × 10,125.81
  4. Step 4: Simplify right side
    19,480.05x = 296,042,332.74
  5. Step 5: Solve for x
    x = 296,042,332.74/19,480.05
  6. Step 6: Final answer
    x = 15,197.21

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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.