Home / 26,928.24-40,409.64-13,069.68

Finding the Fourth Proportional to 26,928.24, 40,409.64 and 13,069.68

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Solution

The fourth proportional to 26,928.24, 40,409.64 and 13,069.68 is: 19,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.24 : 40,409.64 = 13,069.68 : x
  2. Step 2: Convert to fraction form
    26,928.24/40,409.64 = 13,069.68/x
  3. Step 3: Cross multiply
    26,928.24x = 40,409.64 × 13,069.68
  4. Step 4: Simplify right side
    26,928.24x = 528,141,063.72
  5. Step 5: Solve for x
    x = 528,141,063.72/26,928.24
  6. Step 6: Final answer
    x = 19,612.91

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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.