Home / 20,001.04-27,603.12-11,617

Finding the Fourth Proportional to 20,001.04, 27,603.12 and 11,617

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Solution

The fourth proportional to 20,001.04, 27,603.12 and 11,617 is: 16,032.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.04 : 27,603.12 = 11,617 : x
  2. Step 2: Convert to fraction form
    20,001.04/27,603.12 = 11,617/x
  3. Step 3: Cross multiply
    20,001.04x = 27,603.12 × 11,617
  4. Step 4: Simplify right side
    20,001.04x = 320,665,445.04
  5. Step 5: Solve for x
    x = 320,665,445.04/20,001.04
  6. Step 6: Final answer
    x = 16,032.44

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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.