Home / 26,883.68-40,312.80-9,351.32

Finding the Fourth Proportional to 26,883.68, 40,312.80 and 9,351.32

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Solution

The fourth proportional to 26,883.68, 40,312.80 and 9,351.32 is: 14,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,883.68 : 40,312.80 = 9,351.32 : x
  2. Step 2: Convert to fraction form
    26,883.68/40,312.80 = 9,351.32/x
  3. Step 3: Cross multiply
    26,883.68x = 40,312.80 × 9,351.32
  4. Step 4: Simplify right side
    26,883.68x = 376,977,892.90
  5. Step 5: Solve for x
    x = 376,977,892.90/26,883.68
  6. Step 6: Final answer
    x = 14,022.56

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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.