Home / 17,377.24-23,980.26-9,419.32

Finding the Fourth Proportional to 17,377.24, 23,980.26 and 9,419.32

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Solution

The fourth proportional to 17,377.24, 23,980.26 and 9,419.32 is: 12,998.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,377.24 : 23,980.26 = 9,419.32 : x
  2. Step 2: Convert to fraction form
    17,377.24/23,980.26 = 9,419.32/x
  3. Step 3: Cross multiply
    17,377.24x = 23,980.26 × 9,419.32
  4. Step 4: Simplify right side
    17,377.24x = 225,877,742.62
  5. Step 5: Solve for x
    x = 225,877,742.62/17,377.24
  6. Step 6: Final answer
    x = 12,998.48

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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.