Home / 26,580.10-39,894.85-13,441.90

Finding the Fourth Proportional to 26,580.10, 39,894.85 and 13,441.90

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Solution

The fourth proportional to 26,580.10, 39,894.85 and 13,441.90 is: 20,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,580.10 : 39,894.85 = 13,441.90 : x
  2. Step 2: Convert to fraction form
    26,580.10/39,894.85 = 13,441.90/x
  3. Step 3: Cross multiply
    26,580.10x = 39,894.85 × 13,441.90
  4. Step 4: Simplify right side
    26,580.10x = 536,262,317.53
  5. Step 5: Solve for x
    x = 536,262,317.53/26,580.10
  6. Step 6: Final answer
    x = 20,175.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.