Home / 59,882.18-89,831.46-20,428.70

Finding the Fourth Proportional to 59,882.18, 89,831.46 and 20,428.70

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Solution

The fourth proportional to 59,882.18, 89,831.46 and 20,428.70 is: 30,645.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,882.18 : 89,831.46 = 20,428.70 : x
  2. Step 2: Convert to fraction form
    59,882.18/89,831.46 = 20,428.70/x
  3. Step 3: Cross multiply
    59,882.18x = 89,831.46 × 20,428.70
  4. Step 4: Simplify right side
    59,882.18x = 1,835,139,497.74
  5. Step 5: Solve for x
    x = 1,835,139,497.74/59,882.18
  6. Step 6: Final answer
    x = 30,645.84

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