Home / 34,746.97-47,950.80-18,831.41

Finding the Fourth Proportional to 34,746.97, 47,950.80 and 18,831.41

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Solution

The fourth proportional to 34,746.97, 47,950.80 and 18,831.41 is: 25,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746.97 : 47,950.80 = 18,831.41 : x
  2. Step 2: Convert to fraction form
    34,746.97/47,950.80 = 18,831.41/x
  3. Step 3: Cross multiply
    34,746.97x = 47,950.80 × 18,831.41
  4. Step 4: Simplify right side
    34,746.97x = 902,981,294.51
  5. Step 5: Solve for x
    x = 902,981,294.51/34,746.97
  6. Step 6: Final answer
    x = 25,987.34

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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.