Home / 55,826.24-83,686.88-18,864.32

Finding the Fourth Proportional to 55,826.24, 83,686.88 and 18,864.32

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Solution

The fourth proportional to 55,826.24, 83,686.88 and 18,864.32 is: 28,278.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,826.24 : 83,686.88 = 18,864.32 : x
  2. Step 2: Convert to fraction form
    55,826.24/83,686.88 = 18,864.32/x
  3. Step 3: Cross multiply
    55,826.24x = 83,686.88 × 18,864.32
  4. Step 4: Simplify right side
    55,826.24x = 1,578,696,084.12
  5. Step 5: Solve for x
    x = 1,578,696,084.12/55,826.24
  6. Step 6: Final answer
    x = 28,278.75

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