Home / 39,075.54-58,620.51-12,781.74

Finding the Fourth Proportional to 39,075.54, 58,620.51 and 12,781.74

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Solution

The fourth proportional to 39,075.54, 58,620.51 and 12,781.74 is: 19,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,075.54 : 58,620.51 = 12,781.74 : x
  2. Step 2: Convert to fraction form
    39,075.54/58,620.51 = 12,781.74/x
  3. Step 3: Cross multiply
    39,075.54x = 58,620.51 × 12,781.74
  4. Step 4: Simplify right side
    39,075.54x = 749,272,117.49
  5. Step 5: Solve for x
    x = 749,272,117.49/39,075.54
  6. Step 6: Final answer
    x = 19,174.97

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