Home / 34,746.91-47,950.62-18,831.39

Finding the Fourth Proportional to 34,746.91, 47,950.62 and 18,831.39

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Solution

The fourth proportional to 34,746.91, 47,950.62 and 18,831.39 is: 25,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746.91 : 47,950.62 = 18,831.39 : x
  2. Step 2: Convert to fraction form
    34,746.91/47,950.62 = 18,831.39/x
  3. Step 3: Cross multiply
    34,746.91x = 47,950.62 × 18,831.39
  4. Step 4: Simplify right side
    34,746.91x = 902,976,575.53
  5. Step 5: Solve for x
    x = 902,976,575.53/34,746.91
  6. Step 6: Final answer
    x = 25,987.25

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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.