Home / 26,368.12-36,380.79-15,033.48

Finding the Fourth Proportional to 26,368.12, 36,380.79 and 15,033.48

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Solution

The fourth proportional to 26,368.12, 36,380.79 and 15,033.48 is: 20,742.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.12 : 36,380.79 = 15,033.48 : x
  2. Step 2: Convert to fraction form
    26,368.12/36,380.79 = 15,033.48/x
  3. Step 3: Cross multiply
    26,368.12x = 36,380.79 × 15,033.48
  4. Step 4: Simplify right side
    26,368.12x = 546,929,742.42
  5. Step 5: Solve for x
    x = 546,929,742.42/26,368.12
  6. Step 6: Final answer
    x = 20,742.09

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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.