Home / 26,903.92-40,364.64-11,317.36

Finding the Fourth Proportional to 26,903.92, 40,364.64 and 11,317.36

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Solution

The fourth proportional to 26,903.92, 40,364.64 and 11,317.36 is: 16,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,903.92 : 40,364.64 = 11,317.36 : x
  2. Step 2: Convert to fraction form
    26,903.92/40,364.64 = 11,317.36/x
  3. Step 3: Cross multiply
    26,903.92x = 40,364.64 × 11,317.36
  4. Step 4: Simplify right side
    26,903.92x = 456,821,162.15
  5. Step 5: Solve for x
    x = 456,821,162.15/26,903.92
  6. Step 6: Final answer
    x = 16,979.72

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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.