Home / 39,202.51-58,920.41-18,440.59

Finding the Fourth Proportional to 39,202.51, 58,920.41 and 18,440.59

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Solution

The fourth proportional to 39,202.51, 58,920.41 and 18,440.59 is: 27,715.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,202.51 : 58,920.41 = 18,440.59 : x
  2. Step 2: Convert to fraction form
    39,202.51/58,920.41 = 18,440.59/x
  3. Step 3: Cross multiply
    39,202.51x = 58,920.41 × 18,440.59
  4. Step 4: Simplify right side
    39,202.51x = 1,086,527,031.24
  5. Step 5: Solve for x
    x = 1,086,527,031.24/39,202.51
  6. Step 6: Final answer
    x = 27,715.75

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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.