Home / 39,206.43-58,808.57-15,831.99

Finding the Fourth Proportional to 39,206.43, 58,808.57 and 15,831.99

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Solution

The fourth proportional to 39,206.43, 58,808.57 and 15,831.99 is: 23,747.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,206.43 : 58,808.57 = 15,831.99 : x
  2. Step 2: Convert to fraction form
    39,206.43/58,808.57 = 15,831.99/x
  3. Step 3: Cross multiply
    39,206.43x = 58,808.57 × 15,831.99
  4. Step 4: Simplify right side
    39,206.43x = 931,056,612.99
  5. Step 5: Solve for x
    x = 931,056,612.99/39,206.43
  6. Step 6: Final answer
    x = 23,747.55

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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.