Home / 26,947.32-40,346.46-13,771.32

Finding the Fourth Proportional to 26,947.32, 40,346.46 and 13,771.32

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Solution

The fourth proportional to 26,947.32, 40,346.46 and 13,771.32 is: 20,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947.32 : 40,346.46 = 13,771.32 : x
  2. Step 2: Convert to fraction form
    26,947.32/40,346.46 = 13,771.32/x
  3. Step 3: Cross multiply
    26,947.32x = 40,346.46 × 13,771.32
  4. Step 4: Simplify right side
    26,947.32x = 555,624,011.53
  5. Step 5: Solve for x
    x = 555,624,011.53/26,947.32
  6. Step 6: Final answer
    x = 20,618.90

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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.