Home / 42,757.29-64,075.19-20,243.95

Finding the Fourth Proportional to 42,757.29, 64,075.19 and 20,243.95

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Solution

The fourth proportional to 42,757.29, 64,075.19 and 20,243.95 is: 30,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,757.29 : 64,075.19 = 20,243.95 : x
  2. Step 2: Convert to fraction form
    42,757.29/64,075.19 = 20,243.95/x
  3. Step 3: Cross multiply
    42,757.29x = 64,075.19 × 20,243.95
  4. Step 4: Simplify right side
    42,757.29x = 1,297,134,681.19
  5. Step 5: Solve for x
    x = 1,297,134,681.19/42,757.29
  6. Step 6: Final answer
    x = 30,337.16

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