Home / 34,180.05-47,160.90-19,831.57

Finding the Fourth Proportional to 34,180.05, 47,160.90 and 19,831.57

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Solution

The fourth proportional to 34,180.05, 47,160.90 and 19,831.57 is: 27,363.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.05 : 47,160.90 = 19,831.57 : x
  2. Step 2: Convert to fraction form
    34,180.05/47,160.90 = 19,831.57/x
  3. Step 3: Cross multiply
    34,180.05x = 47,160.90 × 19,831.57
  4. Step 4: Simplify right side
    34,180.05x = 935,274,571.71
  5. Step 5: Solve for x
    x = 935,274,571.71/34,180.05
  6. Step 6: Final answer
    x = 27,363.17

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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.