Home / 17,647.77-24,350.58-11,987.04

Finding the Fourth Proportional to 17,647.77, 24,350.58 and 11,987.04

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Solution

The fourth proportional to 17,647.77, 24,350.58 and 11,987.04 is: 16,539.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,647.77 : 24,350.58 = 11,987.04 : x
  2. Step 2: Convert to fraction form
    17,647.77/24,350.58 = 11,987.04/x
  3. Step 3: Cross multiply
    17,647.77x = 24,350.58 × 11,987.04
  4. Step 4: Simplify right side
    17,647.77x = 291,891,376.48
  5. Step 5: Solve for x
    x = 291,891,376.48/17,647.77
  6. Step 6: Final answer
    x = 16,539.84

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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.