Home / 39,830.14-54,959.15-22,831.26

Finding the Fourth Proportional to 39,830.14, 54,959.15 and 22,831.26

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Solution

The fourth proportional to 39,830.14, 54,959.15 and 22,831.26 is: 31,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,830.14 : 54,959.15 = 22,831.26 : x
  2. Step 2: Convert to fraction form
    39,830.14/54,959.15 = 22,831.26/x
  3. Step 3: Cross multiply
    39,830.14x = 54,959.15 × 22,831.26
  4. Step 4: Simplify right side
    39,830.14x = 1,254,786,494.01
  5. Step 5: Solve for x
    x = 1,254,786,494.01/39,830.14
  6. Step 6: Final answer
    x = 31,503.44

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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.