Home / 26,857.32-40,247.08-15,145.64

Finding the Fourth Proportional to 26,857.32, 40,247.08 and 15,145.64

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Solution

The fourth proportional to 26,857.32, 40,247.08 and 15,145.64 is: 22,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.32 : 40,247.08 = 15,145.64 : x
  2. Step 2: Convert to fraction form
    26,857.32/40,247.08 = 15,145.64/x
  3. Step 3: Cross multiply
    26,857.32x = 40,247.08 × 15,145.64
  4. Step 4: Simplify right side
    26,857.32x = 609,567,784.73
  5. Step 5: Solve for x
    x = 609,567,784.73/26,857.32
  6. Step 6: Final answer
    x = 22,696.52

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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.