Home / 26,984.12-37,242.57-15,660.32

Finding the Fourth Proportional to 26,984.12, 37,242.57 and 15,660.32

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Solution

The fourth proportional to 26,984.12, 37,242.57 and 15,660.32 is: 21,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,984.12 : 37,242.57 = 15,660.32 : x
  2. Step 2: Convert to fraction form
    26,984.12/37,242.57 = 15,660.32/x
  3. Step 3: Cross multiply
    26,984.12x = 37,242.57 × 15,660.32
  4. Step 4: Simplify right side
    26,984.12x = 583,230,563.82
  5. Step 5: Solve for x
    x = 583,230,563.82/26,984.12
  6. Step 6: Final answer
    x = 21,613.84

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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.