Home / 26,878.91-37,099.01-17,431.07

Finding the Fourth Proportional to 26,878.91, 37,099.01 and 17,431.07

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Solution

The fourth proportional to 26,878.91, 37,099.01 and 17,431.07 is: 24,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.91 : 37,099.01 = 17,431.07 : x
  2. Step 2: Convert to fraction form
    26,878.91/37,099.01 = 17,431.07/x
  3. Step 3: Cross multiply
    26,878.91x = 37,099.01 × 17,431.07
  4. Step 4: Simplify right side
    26,878.91x = 646,675,298.32
  5. Step 5: Solve for x
    x = 646,675,298.32/26,878.91
  6. Step 6: Final answer
    x = 24,058.84

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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.