Home / 22,348.05-30,831.48-14,394.88

Finding the Fourth Proportional to 22,348.05, 30,831.48 and 14,394.88

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Solution

The fourth proportional to 22,348.05, 30,831.48 and 14,394.88 is: 19,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,348.05 : 30,831.48 = 14,394.88 : x
  2. Step 2: Convert to fraction form
    22,348.05/30,831.48 = 14,394.88/x
  3. Step 3: Cross multiply
    22,348.05x = 30,831.48 × 14,394.88
  4. Step 4: Simplify right side
    22,348.05x = 443,815,454.82
  5. Step 5: Solve for x
    x = 443,815,454.82/22,348.05
  6. Step 6: Final answer
    x = 19,859.25

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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.