Home / 26,958.20-40,437.30-26,785.40

Finding the Fourth Proportional to 26,958.20, 40,437.30 and 26,785.40

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Solution

The fourth proportional to 26,958.20, 40,437.30 and 26,785.40 is: 40,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958.20 : 40,437.30 = 26,785.40 : x
  2. Step 2: Convert to fraction form
    26,958.20/40,437.30 = 26,785.40/x
  3. Step 3: Cross multiply
    26,958.20x = 40,437.30 × 26,785.40
  4. Step 4: Simplify right side
    26,958.20x = 1,083,129,255.42
  5. Step 5: Solve for x
    x = 1,083,129,255.42/26,958.20
  6. Step 6: Final answer
    x = 40,178.10

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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.