Home / 26,958.72-40,436.08-10,320.24

Finding the Fourth Proportional to 26,958.72, 40,436.08 and 10,320.24

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Solution

The fourth proportional to 26,958.72, 40,436.08 and 10,320.24 is: 15,479.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958.72 : 40,436.08 = 10,320.24 : x
  2. Step 2: Convert to fraction form
    26,958.72/40,436.08 = 10,320.24/x
  3. Step 3: Cross multiply
    26,958.72x = 40,436.08 × 10,320.24
  4. Step 4: Simplify right side
    26,958.72x = 417,310,050.26
  5. Step 5: Solve for x
    x = 417,310,050.26/26,958.72
  6. Step 6: Final answer
    x = 15,479.59

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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.