Home / 28,395.02-42,565.41-10,620.86

Finding the Fourth Proportional to 28,395.02, 42,565.41 and 10,620.86

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Solution

The fourth proportional to 28,395.02, 42,565.41 and 10,620.86 is: 15,921.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,395.02 : 42,565.41 = 10,620.86 : x
  2. Step 2: Convert to fraction form
    28,395.02/42,565.41 = 10,620.86/x
  3. Step 3: Cross multiply
    28,395.02x = 42,565.41 × 10,620.86
  4. Step 4: Simplify right side
    28,395.02x = 452,081,421.71
  5. Step 5: Solve for x
    x = 452,081,421.71/28,395.02
  6. Step 6: Final answer
    x = 15,921.15

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