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Finding the Fourth Proportional to 25,582.40, 38,373.60 and 7,114.40

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Solution

The fourth proportional to 25,582.40, 38,373.60 and 7,114.40 is: 10,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.40 : 38,373.60 = 7,114.40 : x
  2. Step 2: Convert to fraction form
    25,582.40/38,373.60 = 7,114.40/x
  3. Step 3: Cross multiply
    25,582.40x = 38,373.60 × 7,114.40
  4. Step 4: Simplify right side
    25,582.40x = 273,005,139.84
  5. Step 5: Solve for x
    x = 273,005,139.84/25,582.40
  6. Step 6: Final answer
    x = 10,671.60

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