Home / 26,854.87-37,051.35-15,520.24

Finding the Fourth Proportional to 26,854.87, 37,051.35 and 15,520.24

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Solution

The fourth proportional to 26,854.87, 37,051.35 and 15,520.24 is: 21,413.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,854.87 : 37,051.35 = 15,520.24 : x
  2. Step 2: Convert to fraction form
    26,854.87/37,051.35 = 15,520.24/x
  3. Step 3: Cross multiply
    26,854.87x = 37,051.35 × 15,520.24
  4. Step 4: Simplify right side
    26,854.87x = 575,045,659.07
  5. Step 5: Solve for x
    x = 575,045,659.07/26,854.87
  6. Step 6: Final answer
    x = 21,413.09

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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.