Home / 38,966.07-53,791.08-22,831.14

Finding the Fourth Proportional to 38,966.07, 53,791.08 and 22,831.14

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Solution

The fourth proportional to 38,966.07, 53,791.08 and 22,831.14 is: 31,517.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,966.07 : 53,791.08 = 22,831.14 : x
  2. Step 2: Convert to fraction form
    38,966.07/53,791.08 = 22,831.14/x
  3. Step 3: Cross multiply
    38,966.07x = 53,791.08 × 22,831.14
  4. Step 4: Simplify right side
    38,966.07x = 1,228,111,678.23
  5. Step 5: Solve for x
    x = 1,228,111,678.23/38,966.07
  6. Step 6: Final answer
    x = 31,517.46

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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.