Home / 22,519.02-31,076.07-12,448.14

Finding the Fourth Proportional to 22,519.02, 31,076.07 and 12,448.14

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Solution

The fourth proportional to 22,519.02, 31,076.07 and 12,448.14 is: 17,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,519.02 : 31,076.07 = 12,448.14 : x
  2. Step 2: Convert to fraction form
    22,519.02/31,076.07 = 12,448.14/x
  3. Step 3: Cross multiply
    22,519.02x = 31,076.07 × 12,448.14
  4. Step 4: Simplify right side
    22,519.02x = 386,839,270.01
  5. Step 5: Solve for x
    x = 386,839,270.01/22,519.02
  6. Step 6: Final answer
    x = 17,178.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.