Home / 15,122.32-22,675.32-11,603.62

Finding the Fourth Proportional to 15,122.32, 22,675.32 and 11,603.62

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Solution

The fourth proportional to 15,122.32, 22,675.32 and 11,603.62 is: 17,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,122.32 : 22,675.32 = 11,603.62 : x
  2. Step 2: Convert to fraction form
    15,122.32/22,675.32 = 11,603.62/x
  3. Step 3: Cross multiply
    15,122.32x = 22,675.32 × 11,603.62
  4. Step 4: Simplify right side
    15,122.32x = 263,115,796.66
  5. Step 5: Solve for x
    x = 263,115,796.66/15,122.32
  6. Step 6: Final answer
    x = 17,399.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.