Home / 26,748.93-40,128.93-8,028.21

Finding the Fourth Proportional to 26,748.93, 40,128.93 and 8,028.21

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Solution

The fourth proportional to 26,748.93, 40,128.93 and 8,028.21 is: 12,043.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,748.93 : 40,128.93 = 8,028.21 : x
  2. Step 2: Convert to fraction form
    26,748.93/40,128.93 = 8,028.21/x
  3. Step 3: Cross multiply
    26,748.93x = 40,128.93 × 8,028.21
  4. Step 4: Simplify right side
    26,748.93x = 322,163,477.12
  5. Step 5: Solve for x
    x = 322,163,477.12/26,748.93
  6. Step 6: Final answer
    x = 12,043.98

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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.