Home / 26,473.80-39,739.86-20,962.56

Finding the Fourth Proportional to 26,473.80, 39,739.86 and 20,962.56

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Solution

The fourth proportional to 26,473.80, 39,739.86 and 20,962.56 is: 31,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,473.80 : 39,739.86 = 20,962.56 : x
  2. Step 2: Convert to fraction form
    26,473.80/39,739.86 = 20,962.56/x
  3. Step 3: Cross multiply
    26,473.80x = 39,739.86 × 20,962.56
  4. Step 4: Simplify right side
    26,473.80x = 833,049,199.64
  5. Step 5: Solve for x
    x = 833,049,199.64/26,473.80
  6. Step 6: Final answer
    x = 31,466.93

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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.