Home / 34,661.33-47,831.54-19,553.76

Finding the Fourth Proportional to 34,661.33, 47,831.54 and 19,553.76

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Solution

The fourth proportional to 34,661.33, 47,831.54 and 19,553.76 is: 26,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,661.33 : 47,831.54 = 19,553.76 : x
  2. Step 2: Convert to fraction form
    34,661.33/47,831.54 = 19,553.76/x
  3. Step 3: Cross multiply
    34,661.33x = 47,831.54 × 19,553.76
  4. Step 4: Simplify right side
    34,661.33x = 935,286,355.82
  5. Step 5: Solve for x
    x = 935,286,355.82/34,661.33
  6. Step 6: Final answer
    x = 26,983.57

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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.