Home / 26,878.82-37,109.37-17,322.08

Finding the Fourth Proportional to 26,878.82, 37,109.37 and 17,322.08

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Solution

The fourth proportional to 26,878.82, 37,109.37 and 17,322.08 is: 23,915.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.82 : 37,109.37 = 17,322.08 : x
  2. Step 2: Convert to fraction form
    26,878.82/37,109.37 = 17,322.08/x
  3. Step 3: Cross multiply
    26,878.82x = 37,109.37 × 17,322.08
  4. Step 4: Simplify right side
    26,878.82x = 642,811,290.34
  5. Step 5: Solve for x
    x = 642,811,290.34/26,878.82
  6. Step 6: Final answer
    x = 23,915.16

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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.