Home / 19,962.28-27,548.28-12,003

Finding the Fourth Proportional to 19,962.28, 27,548.28 and 12,003

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Solution

The fourth proportional to 19,962.28, 27,548.28 and 12,003 is: 16,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.28 : 27,548.28 = 12,003 : x
  2. Step 2: Convert to fraction form
    19,962.28/27,548.28 = 12,003/x
  3. Step 3: Cross multiply
    19,962.28x = 27,548.28 × 12,003
  4. Step 4: Simplify right side
    19,962.28x = 330,662,004.84
  5. Step 5: Solve for x
    x = 330,662,004.84/19,962.28
  6. Step 6: Final answer
    x = 16,564.34

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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.