Home / 26,720.73-36,874.77-14,784.26

Finding the Fourth Proportional to 26,720.73, 36,874.77 and 14,784.26

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Solution

The fourth proportional to 26,720.73, 36,874.77 and 14,784.26 is: 20,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.73 : 36,874.77 = 14,784.26 : x
  2. Step 2: Convert to fraction form
    26,720.73/36,874.77 = 14,784.26/x
  3. Step 3: Cross multiply
    26,720.73x = 36,874.77 × 14,784.26
  4. Step 4: Simplify right side
    26,720.73x = 545,166,187.12
  5. Step 5: Solve for x
    x = 545,166,187.12/26,720.73
  6. Step 6: Final answer
    x = 20,402.37

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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.