Home / 19,602.12-27,055.62-11,223.48

Finding the Fourth Proportional to 19,602.12, 27,055.62 and 11,223.48

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Solution

The fourth proportional to 19,602.12, 27,055.62 and 11,223.48 is: 15,491.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602.12 : 27,055.62 = 11,223.48 : x
  2. Step 2: Convert to fraction form
    19,602.12/27,055.62 = 11,223.48/x
  3. Step 3: Cross multiply
    19,602.12x = 27,055.62 × 11,223.48
  4. Step 4: Simplify right side
    19,602.12x = 303,658,209.96
  5. Step 5: Solve for x
    x = 303,658,209.96/19,602.12
  6. Step 6: Final answer
    x = 15,491.09

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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.