Home / 26,477.90-36,515.08-17,992.68

Finding the Fourth Proportional to 26,477.90, 36,515.08 and 17,992.68

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Solution

The fourth proportional to 26,477.90, 36,515.08 and 17,992.68 is: 24,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,477.90 : 36,515.08 = 17,992.68 : x
  2. Step 2: Convert to fraction form
    26,477.90/36,515.08 = 17,992.68/x
  3. Step 3: Cross multiply
    26,477.90x = 36,515.08 × 17,992.68
  4. Step 4: Simplify right side
    26,477.90x = 657,004,189.97
  5. Step 5: Solve for x
    x = 657,004,189.97/26,477.90
  6. Step 6: Final answer
    x = 24,813.31

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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.