Home / 42,270.93-63,406.26-12,688.74

Finding the Fourth Proportional to 42,270.93, 63,406.26 and 12,688.74

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Solution

The fourth proportional to 42,270.93, 63,406.26 and 12,688.74 is: 19,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,270.93 : 63,406.26 = 12,688.74 : x
  2. Step 2: Convert to fraction form
    42,270.93/63,406.26 = 12,688.74/x
  3. Step 3: Cross multiply
    42,270.93x = 63,406.26 × 12,688.74
  4. Step 4: Simplify right side
    42,270.93x = 804,545,547.51
  5. Step 5: Solve for x
    x = 804,545,547.51/42,270.93
  6. Step 6: Final answer
    x = 19,033.07

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