Home / 26,855.32-40,244.08-15,143.64

Finding the Fourth Proportional to 26,855.32, 40,244.08 and 15,143.64

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Solution

The fourth proportional to 26,855.32, 40,244.08 and 15,143.64 is: 22,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.32 : 40,244.08 = 15,143.64 : x
  2. Step 2: Convert to fraction form
    26,855.32/40,244.08 = 15,143.64/x
  3. Step 3: Cross multiply
    26,855.32x = 40,244.08 × 15,143.64
  4. Step 4: Simplify right side
    26,855.32x = 609,441,859.65
  5. Step 5: Solve for x
    x = 609,441,859.65/26,855.32
  6. Step 6: Final answer
    x = 22,693.52

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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.